Micron TRUE Planetary® Gearheads
DuraTRUE™ 90

Right Angle Gearheads
Ready for Immediate Delivery
Precision

8 arc-minutes

Frame Sizes

60 mm, 90 mm, 115 mm and 142 mm

Torque Capacity

up to 865 Nm

Ratio Availability

1:1 thru 500:1

Radial load capacity

up to 11150 N

Mounting System

RediMount™

1

Deep groove ball bearings
provide high radial load carrying capabilities

2

HRC 55-60 steel gears
provide superior wear resistance andincreased backlash integrity

3 Innovative PowerTRUE™ gearing

3

delivers smooth, quiet geared reduction

4

2

RediMount systemprovides error-free installation

1
4
4

MicronTrue Planetary
Planetary®™Gearheads
Gearheads
Micron True
shipped within
within 24
24 hours!
hours!

Gearhead Express™
Need it fast? Go to the back coverof the catalog for details.

46

www.bostongear.com

P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
DuraTRUE 90 Size 60

Right Angle Gearheads
98.5(3.88)

ø 50 h7(1.9685/1.9675)

25
(.98)

68
(2.68)
10(.39)

Metric5(.197)

3(.118)
ø 16 j6(.6302/.6298)

18(.709)
60 SQ.
(2.36)

16
(.63)

L

K

ø 5 (.197) THRU HOLES 4 PL.
EQUALLY SPACED ON A ø70 (2.756)
BOLT CIRCLE

2.5(.098)

61 SQ.
(2.40)

3.5(.138)
AD*

Ratio1
5:1 to 50:1
60:1 to 500:1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]79 [3.11]
96 [3.79]

109,5 [4.31]
127 [4.99]

9 max
9 max

WeightEfficiency

2,5 [5.5]2,7 [6]93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor.
Efficiency is calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
Number
DTR060-005
DTR060-006
DTR060-009
DTR060-010
DTR060-012
DTR060-015
DTR060-020
DTR060-025
DTR060-030
DTR060-040
DTR060-050
DTR060-060
DTR060-075
DTR060-090
DTR060-100
DTR060-120
DTR060-125
DTR060-150
DTR060-200
DTR060-250
DTR060-300
DTR060-400
DTR060-500

Ratio1

5:1
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

18 [157]
19 [166]
21 [187]
21 [182]
18 [161]
23 [206]
24 [211]24 [214]18 [155]
18 [161]
19 [165]
28 [244]
28 [248]
28 [244]
27 [237]
24 [210]29 [257]
30 [268]
31 [275]
32 [279]
23 [202]24 [210]24 [215]

13 [113]
13 [119]
15 [134]
15 [131]
17 [147]
17 [148]
18 [161]
19 [172]
15 [134]
16 [139]
16 [143]
18 [155]
20 [178]
20 [175]
19 [171]
22 [192]
23 [207]
22 [193]
24 [210]25 [224]
20 [175]
20 [181]21 [186]

11 [97]
12 [102]
13 [115]
13 [112]
14 [126]
14 [127]
16 [138]
17 [148]
14 [124]
15 [130]
15 [134]
15 [133]
17 [153]
17 [150]
16 [146]
19 [164]
20 [178]
19 [165]
20 [180]
22 [193]18 [162]
19 [169]
20 [175]Tpeak

Nm [in.-lb.]

52 [460]
52 [460]
52 [460]
49 [435]
45 [402]
50 [445]
51 [450]
51 [455]
49 [430]
49 [430]
49 [430]
52 [460]
50 [445]
52 [460]
49 [435]
45 [402]51 [455]
50 [445]
51 [450]
51 [455]
49 [430]
49 [430]
49 [430]

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

14 [127]
15 [134]
17 [152]
17 [148]
18 [161]
19 [167]
21 [182]
22 [195]
16 [143]
17 [149]
17 [153]
20 [175]
23 [201]
22 [198]
22 [193]
24 [210]27 [235]
22 [198]
27 [237]
29 [254]
21 [186]
22 [194]
23 [199]

10 [92]11 [97]
12 [109]
12 [106]
13 [119]
14 [120]
15 [131]
16 [140]
14 [124]
15 [129]
15 [133]
14 [126]
16 [144]
16 [142]
16 [138]
18 [155]
19 [168]
18 [156]
19 [171]
21 [182]
18 [162]
19 [168]
20 [173]

9 [79]
9 [83]
11 [94]10 [91]
12 [102]
12 [103]
13 [112]
14 [120]
13 [115]
14 [120]
14 [124]
12 [108]
14 [124]
14 [122]
13 [119]
15 [133]
16 [144]
15 [134]
16 [146]
18 [156]
17 [150]
18 [156]
18 [162]

0,42 [3.7]0,42 [3.7]0,36 [3.1]0,41 [3.5]0,33 [3.0]0,32 [2.9]0,33 [2.8]0,32 [2.7]0,35 [2.8]0,33 [2.7]0,32 [2.6]0,42 [3.7]0,35 [3.0]0,36 [3.1]0,41 [3.5]0,33 [3.0]0,32 [2.8]0,35 [2.9]0,41 [3.4]0,32 [2.7]0,35 [2.8]0,33 [2.7]0,30 [2.7]Torsional
Stiffness

Nm/arc-min[in.-lb./arc-min]2,3 [20.1]
2,3 [20.3]
2,3 [20.2]
2,3 [20.2]
2,3 [20.4]
2,3 [20.4]
2,3 [20.3]
2,3 [20.3]
1,7 [14.8]
1,7 [14.8]
1,7 [14.8]
2,3 [20.2]
2,3 [20.2]
2,3 [20.0]
2,2 [19.9]
2,3 [20.2]
2,4 [21.5]
2,3 [20.1]
2,3 [20.2]
2,4 [21.5]
1,7 [14.8]
1,7 [14.8]
1,7 [14.8]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
1 Ratios are exact, higher ratios and other custom options are alsoavailable, consult factory.
Tr = Rated output torque at rated speed for specific hours of life.

P-8741-BG

10/19

Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly).

www.bostongear.com

47

Micron TRUE Planetary® Gearheads
DuraTRUE™ 90 Size 60S (Slim Line)

Right Angle Gearheads
73(2.87)

Metricø 50 h7(1.9685/1.9675)

25
(.98)

42.4
(1.67)
10(.39)

5(.197)

3(.118)
ø 16 j6(.6302/.6298)

18(.709)
60 SQ.
(2.36)

16
(.63)

L

K

ø 5 (.197) THRU HOLES 4 PL.
EQUALLY SPACED ON A ø70 (2.756)
BOLT CIRCLE

2.5(.098)

61 SQ.
(2.40)

3.5(.138)
AD*

Ratio1

Dimension ‘K‘ Dimension ‘L’ Backlash

1:1 to 5:1P
5:1T to 50:1
60:1 to 500:1

mm [in.]mm [in.][arc-min]79 [3.11]
96 [3.79]
114 [4.48]

109,5 [4.31]
127 [4.99]
144 [5.68]

8 max
9 max
9 max

WeightEfficiency

2,3 [5]2,5 [5.5]2,7 [6]

98%
93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor.
Efficiency is calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
Number
DTR060S-001
DTR060S-002
DTR060S-003
DTR060S-004
DTR060S-005P
DTR060S-005T
DTR060S-006
DTR060S-009
DTR060S-010
DTR060S-012
DTR060S-015
DTR060S-020
DTR060S-025
DTR060S-030
DTR060S-040
DTR060S-050
DTR060S-060
DTR060S-075
DTR060S-090
DTR060S-100
DTR060S-120
DTR060S-125
DTR060S-150
DTR060S-200
DTR060S-250
DTR060S-300
DTR060S-400
DTR060S-500

Ratio

1

1:1
2:1
3:1
4:1
5:1P
5:1T
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

7 [66]
16 [145]
10 [92]
8 [68]
6 [56]
23 [200]
19 [171]
12 [109]20 [176]
9 [80]
13 [112]9 [82]
8 [68]
13 [114]
10 [84]
8 [69]
21 [182]
13 [116]
13 [116]
21 [183]
10 [85]8 [70]
13 [116]
21 [183]
8 [70]
13 [116]
10 [86]
8 [70]

7 [60]
15 [132]
10 [84]
7 [62]
6 [51]
18 [162]
16 [145]
10 [92]
18 [160]
8 [68]
12 [102]
8 [75]
7 [62]
12 [109]
9 [81]
7 [66]
20 [180]
13 [114]
13 [114]20 [181]
10 [84]
8 [69]
13 [115]
21 [182]
8 [70]
13 [116]
10 [85]8 [70]

6 [54]
14 [120]
9 [76]
6 [56]
5 [46]
16 [138]
16 [141]
10 [90]16 [145]
7 [66]
10 [92]
8 [68]
6 [56]
12 [105]
9 [77]
7 [63]
20 [177]
13 [112]
13 [113]20 [180]
9 [83]
8 [68]
13 [114]21 [181]
8 [69]
13 [115]
10 [85]8 [70]Tpeak

Nm [in.-lb.]

25 [217]45 [400]
34 [300]
30 [264]
23 [200]
46 [407]46 [407]36 [321]46 [407]32 [280]
37 [330]
46 [407]25 [220]
38 [339]
33 [292]
25 [225]
46 [407]39 [345]
39 [348]
46 [407]34 [300]
26 [230]
40 [351]
46 [407]
26 [230]
40 [354]
34 [304]
26 [230]

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

7 [61]
15 [134]
10 [85]
7 [63]
6 [52]
21 [182]
19 [167]
12 [106]
20 [174]
9 [78]
12 [110]
9 [81]
8 [67]
13 [114]
9 [84]
8 [69]
21 [182]
13 [115]
13 [116]
21 [182]
10 [85]8 [70]
13 [116]
21 [183]
8 [70]
13 [116]
10 [86]
8 [70]

6 [56]
14 [122]
9 [78]
6 [57]
5 [47]
15 [132]
15 [134]
10 [85]17 [154]
7 [63]
11 [98]
8 [72]
7 [59]
12 [107]
9 [79]
7 [65]
20 [178]
13 [113]
13 [114]20 [180]
9 [84]
8 [68]
13 [115]
21 [182]
8 [69]
13 [116]
10 [85]8 [70]

6 [50]
12 [111]
8 [70]
6 [52]
5 [43]
13 [112]15 [130]
9 [83]
15 [134]
7 [61]
10 [85]
7 [63]
6 [52]
11 [101]
8 [74]
7 [61]
20 [175]
12 [110]
13 [111]20 [178]
9 [82]
8 [67]
13 [114]20 [181]
8 [69]
13 [115]
10 [85]8 [70]

0,79 [7.0]0,41 [3.6]0,35 [3.1]0,32 [2.9]0,32 [2.8]0,42 [3.7]0,41 [3.7]0,35 [3.1]0,39 [3.5]0,33 [3.0]0,33 [2.9]0,31 [2.8]0,31 [2.7]0,32 [2.8]0,30 [2.7]0,30 [2.6]0,42 [3.7]0,33 [3.0]0,35 [3.1]0,40 [3.5]0,33 [3.0]0,31 [2.8]0,33 [2.9]0,39 [3.4]0,31 [2.7]0,32 [2.8]0,31 [2.7]0,30 [2.7]Torsional
Stiffness

Nm/arc-min[in.-lb./arc-min]

1,8 [15.8]
2,7 [23.8]
3,0 [26.9]
3,2 [28.2]
3,3 [28.8]
3,3 [28.8]
2,1 [18.8]
2,7 [23.7]
2,1 [18.5]
3,0 [26.1]
3,1 [27.4]
2,9 [26.0]
3,1 [27.3]
2,5 [22.4]
2,8 [25.2]
3,0 [26.8]
2,0 [18.1]
2,6 [23.4]
2,6 [23.3]
2,1 [18.3]
2,9 [25.8]
3,1 [27.3]
2,6 [23.4]
1,9 [17.0]
3,1 [27.3]
2,5 [22.4]
2,8 [25.2]
3,0 [26.8]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
Ratio 5P is designed using only PowerTRUE face gearing technology.
Ratio 5T adds a True Planetary gearing stage for increased torque capacity.
1
Ratios are exact, higher ratios and other custom options are also available, consult factory.

48

www.bostongear.com

Tr = Rated output torque at rated speed for specific hours of life.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly)
Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
DuraTRUE 90 Size 90

Right Angle Gearheads
138(5.44)

Metric6(.236)

ø 80 h7(3.1496/3.1484)

40(1.57)

93(3.67)
12(.47)

5(.197)
ø 20 f6(.7866/.7861)

22.5(.886)
90 SQ.
(3.54)

20(1.10)

LK

ø 6.5 (.256) THRU HOLES
4 PL. EQUALLY SPACED ON A ø100
(3.937) BOLT CIRCLE

3(.118)

90 SQ.
(3.54)

4(.158)
AD*

Ratio1
5:1 to 50:1
60:1 to 500:1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]101 [3.99]
124 [4.89]

146 [5.76]
169 [6.66]

9 max
9 max

WeightEfficiency

4,8 [10]
5,5 [12]93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor.
Efficiency is calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
Number
DTR090-005
DTR090-006
DTR090-009
DTR090-010
DTR090-012
DTR090-015
DTR090-020
DTR090-025
DTR090-030
DTR090-040
DTR090-050
DTR090-060
DTR090-075
DTR090-090
DTR090-100
DTR090-120
DTR090-125
DTR090-150
DTR090-200
DTR090-250
DTR090-300
DTR090-400
DTR090-500

Ratio1

5:1
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tpeak

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

79 [702]
82 [722]75 [665]
79 [703]57 [509]82 [723]
83 [737]
71 [624]
64 [568]
67 [590]
69 [608]
106 [941]
98 [870]
98 [866]
103 [916]
75 [663]
85 [751]
106 [942]
109 [960]
92 [813]84 [740]87 [769]
90 [792]

58 [515]61 [544]69 [614]68 [599]
57 [509]75 [664]
77 [681]
71 [624]
55 [488]
58 [509]59 [525]80 [709]
90 [799]
90 [800]
88 [780]
75 [663]
85 [751]
98 [865]
100 [887]
92 [813]72 [636]75 [663]
77 [684]

50 [442]53 [467]
60 [527]
58 [514]57 [509]
66 [580]
72 [633]
71 [624]
51 [452]
53 [472]
55 [488]
69 [608]
79 [698]
78 [687]
76 [670]
75 [663]
85 [751]
85 [756]
93 [825]
92 [813]67 [589]
69 [615]72 [636]167 [1479] 66 [582]
167 [1479] 69 [614]
167 [1479] 75 [665]
167 [1479] 76 [676]
144 [1272] 57 [509]
167 [1479] 80 [707]
167 [1479] 81 [720]
167 [1479] 71 [624]
167 [1479] 59 [526]167 [1479] 62 [546]
167 [1479] 63 [562]
167 [1479] 90 [800]
167 [1479] 96 [851]
167 [1479] 98 [866]
167 [1479] 100 [881]
144 [1272] 75 [663]
167 [1479] 85 [751]
167 [1479] 98 [866]
167 [1479] 108 [938]
167 [1479] 92 [813]
167 [1479] 77 [685]
167 [1479] 80 [711]
167 [1479] 83 [732]

47 [418]50 [442]56 [499]
55 [486]
57 [509]
62 [549]
68 [599]
71 [624]
51 [452]
53 [471]
55 [486]
65 [576]
75 [661]
73 [650]
72 [633]
75 [663]
85 [751]
81 [715]88 [780]
92 [813]67 [589]
69 [614]72 [633]

41 [359]
43 [379]
48 [428]
47 [417]53 [467]
53 [471]
58 [514]62 [549]
47 [418]
49 [437]
51 [452]
56 [494]
64 [567]
63 [558]
61 [543]
69 [608]75 [661]
69 [614]76 [670]
81 [715]62 [545]64 [569]
67 [589]

1,64 [14.5]
1,63 [14.4]
1,39 [12.3]
1,62 [14.3]
1,29 [11.4]
1,26 [11.1]
1,28 [11.3]
1,26 [11.1]
1,38 [12.2]
1,28 [11.3]
1,25 [11.1]
1,63 [14.4]
1,39 [12.3]
1,39 [12.3]
1,62 [14.3]
1,29 [11.4]
1,26 [11.1]
1,39 [12.3]
1,61 [14.2]
1,26 [11.1]
1,38 [12.2]
1,28 [11.3]
1,20 [10.6]

Torsional
Stiffness

Nm/arc-min[in.-lb./arc-min]

7,8 [69.2]
5,5 [48.2]
5,5 [48.8]
5,5 [48.4]
5,5 [49.0]
5,5 [49.0]
5,5 [48.7]
5,5 [48.7]
4,0 [35.6]
4,0 [35.6]
4,0 [35.6]
5,5 [48.6]
5,5 [48.4]
5,4 [48.0]
5,4 [47.8]
5,5 [48.5]
5,8 [51.6]
5,5 [48.3]
5,5 [48.5]
5,8 [51.5]
4,0 [35.5]
4,0 [35.5]
4,0 [35.6]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
1 Ratios are exact, higher ratios and other custom options are alsoavailable, consult factory.
Tr = Rated output torque at rated speed for specific hours of life.

P-8741-BG

10/19

Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly).

www.bostongear.com

49

Micron TRUE Planetary® Gearheads
DuraTRUE™ 90 Size 60S (Slim Line)

Right Angle Gearheads
108(4.24)

Metric63(2.47­)

6(.236)

ø 80 h7(3.1496/3.1484)

40(1.57)

12(.47)

5(.197)
ø 20 f6(.7866/.7861)

22.5(.886)
90 SQ.
(3.54)

28(1.10)

LK

ø 6.5 (.256) THRU HOLES
4 PL. EQUALLY SPACED ON A ø100
(3.937) BOLT CIRCLE

3(.118)

90 SQ.
(3.54)

4(.158)
AD*

Ratio1

Dimension ‘K‘ Dimension ‘L’ Backlash

1:1 to 5:1P
5:1T to 50:1
60:1 to 500:1

mm [in.]mm [in.][arc-min]101 [3.99]
124 [4.89]
114 [5.79]

146 [5.76]
169 [6.66]
192 [7.56]

8 max
9 max
9 max

WeightEfficiency

4,1 [9]4,8 [10]
5,5 [12]

98%
93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor.
Efficiency is calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
Number
DTR090S-001
DTR090S-002
DTR090S-003
DTR090S-004
DTR090S-005P
DTR090S-005T
DTR090S-006
DTR090S-009
DTR090S-010
DTR090S-012
DTR090S-015
DTR090S-020
DTR090S-025
DTR090S-030
DTR090S-040
DTR090S-050
DTR090S-060
DTR090S-075
DTR090S-090
DTR090S-100
DTR090S-120
DTR090S-125
DTR090S-150
DTR090S-200
DTR090S-250
DTR090S-300
DTR090S-400
DTR090S-500

Ratio

1

1:1
2:1
3:1
4:1
5:1P
5:1T
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

21 [188]
48 [426]
32 [281]24 [215]
18 [158]
64 [568]
57 [501]37 [331]
58 [516]29 [253]
38 [340]
29 [261]
22 [192]
39 [348]
30 [266]
22 [196]
60 [535]
40 [352]
40 [353]
61 [536]
31 [270]
22 [198]
40 [354]
61 [538]
23 [199]
40 [355]
31 [271]
23 [200]

19 [171]
44 [389]
29 [256]
22 [196]
16 [144]55 [483]
48 [426]
32 [281]
53 [471]
24 [215]35 [311]27 [238]
20 [175]
38 [333]
29 [255]
21 [188]
60 [527]
39 [346]
39 [348]
60 [532]
30 [266]
22 [195]
40 [351]
60 [535]
22 [198]
40 [353]
31 [270]
22 [199]

17 [155]
40 [352]
26 [232]
20 [177]
15 [131]
53 [469]
47 [414]31 [273]
48 [426]
24 [209]32 [281]24 [215]
18 [158]
36 [318]
28 [243]
20 [179]
59 [520]
38 [340]
39 [343]
60 [527]
30 [262]
22 [192]
39 [348]
60 [533]
22 [196]
40 [352]
30 [269]
22 [198]

Tpeak

Nm [in.-lb.]

62 [548]
140 [1237]
114 [1005]
87 [772]
73 [645]140 [1237]
140 [1237]
124 [1095]
140 [1237]
94 [836]
128 [1131]
140 [1237]
80 [705]
131 [1161]
99 [880]
82 [725]
140 [1237]
136 [1200]
136 [1206]
140 [1237]
103 [908]
84 [740]
138 [1218]
140 [1237]
85 [750]
139 [1230]
104 [924]
85 [755]

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

20 [173]
44 [394]
29 [260]
22 [199]
17 [146]
63 [556]
55 [490]
37 [323]
58 [510]28 [247]
38 [336]
29 [257]
21 [189]
39 [346]
30 [265]
22 [195]
60 [534]
40 [351]
40 [352]
61 [536]
30 [269]
22 [198]
40 [353]
61 [537]
22 [199]
40 [354]
31 [271]
23 [200]

18 [158]
41 [359]
27 [237]
20 [181]15 [133]
50 [446]
44 [394]
29 [260]
51 [452]
22 [199]
34 [298]
26 [228]
19 [168]
37 [327]
28 [250]
21 [184]
59 [524]
39 [344]
39 [346]
60 [530]
30 [265]
22 [194]
39 [350]
60 [534]
22 [197]
40 [352]
30 [270]
22 [198]

16 [143]
37 [325]
24 [214]19 [164]
14 [121]49 [433]
43 [382]
28 [252]
44 [394]
22 [193]29 [260]
22 [199]
17 [146]
35 [307]27 [235]
20 [173]58 [514]38 [336]
38 [339]
59 [524]
29 [260]
21 [189]
39 [346]
60 [531]
22 [195]
40 [350]30 [268]
22 [197]

3,11 [27.5]
1,59 [14.1]
1,37 [12.1]
1,27 [11.2]
1,25 [11.0]
1,64 [14.5]
1,63 [14.4]
1,37 [12.1]
1,54 [13.7]
1,31 [11.6]
1,28 [11.3]
1,22 [10.8]
1,20 [10.6]
1,25 [11.1]
1,19 [10.6]
1,17 [10.4]
1,63 [14.4]
1,31 [11.6]
1,37 [12.1]
1,55 [13.7]
1,31 [11.6]
1,23 [10.8]
1,29 [11.4]
1,52 [13.5]
1,21 [10.7]
1,26 [11.1]
1,20 [10.6]
1,18 [10.4]

Torsional
Stiffness

Nm/arc-min[in.-lb./arc-min]4,3 [37.9]
6,5 [57.2]
7,3 [64.6]
7,6 [67.7]
7,8 [69.2]
5,1 [45.1]
5,1 [45.1]
6,4 [56.9]
5,0 [44.5]
7,1 [62.7]
7,4 [65.8]
7,1 [62.4]
7,4 [65.6]
6,1 [53.8]
6,8 [60.5]
7,3 [64.2]
4,9 [43.5]
6,4 [56.2]
6,3 [55.8]
5,0 [43.9]
7,0 [62.0]
7,4 [65.5]
6,3 [56.1]
4,6 [40.7]
7,4 [65.4]
6,1 [53.7]
6,8 [60.5]
7,3 [64.2]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
Ratio 5P is designed using only PowerTRUE face gearing technology.
Ratio 5T adds a True Planetary gearing stage for increased torque capacity.
1
Ratios are exact, higher ratios and other custom options are also available, consult factory.

50

www.bostongear.com

Tr = Rated output torque at rated speed for specific hours of life.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly)
Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
DuraTRUE 90 Size 90

Right Angle Gearheads
174(6.85)

Metric50(1.97)

116(4.58)

8(.315)

ø 110 h7
(4.3307/4.3293)

14
(.55)

7
(.276)
ø 24 j6(.9452/.9447)

27.0(1.063)115 SQ.
(4.53)

32(1.26)

LK

ø 8.5 (.335) THRU HOLES
4 PL. EQUALLY SPACED ON A ø130
(5.118) BOLT CIRCLE

3.5(.138)

115 SQ.
(4.53)

5(.197)
AD*

Ratio1
5:1 to 50:1
60:1 to 500:1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]

WeightEfficiency

137 [5.40]
168,4 [6.63]

195 [7.67]
226 [8.90]

8 max
9 max

11 [24]12 [27]93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor. Efficiency is
calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
NumberDTR115-005
DTR115-006
DTR115-009
DTR115-010
DTR115-012
DTR115-015
DTR115-020
DTR115-025
DTR115-030
DTR115-040
DTR115-050
DTR115-060
DTR115-075
DTR115-090
DTR115-100
DTR115-120
DTR115-125
DTR115-150
DTR115-200
DTR115-250
DTR115-300
DTR115-400
DTR115-500

Ratio1

5:1
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tpeak

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

123 [1086]
130 [1147]
146 [1295]
143 [1262]
137 [1210]
161 [1425]
164 [1453]
167 [1474]
105 [930]
109 [967]
112 [995]
169 [1495]
194 [1715]
191 [1687]
186 [1644]
178 [1577]
200 [1774]
210 [1857]
214 [1893]
217 [1921]
137 [1212]
142 [1260]
146 [1296]

88 [781]
93 [825]
105 [932]
103 [908]
115 [1016]
116 [1025]
126 [1118]
135 [1195]
90 [796]
94 [831]
97 [858]
121 [1075]
139 [1233]
137 [1214]
134 [1183]
150 [1324]
162 [1438]
151 [1336]
165 [1457]
176 [1557]
117 [1037]
122 [1083]
126 [1118]

76 [670]
80 [708]
90 [799]
88 [779]
98 [871]
99 [880]
108 [959]
116 [1025]
83 [736]
87 [770]
90 [796]
104 [923]
120 [1059]
118 [1041]
115 [1015]
128 [1135]
139 [1233]
130 [1147]
141 [1250]
151 [1336]
108 [959]
113 [1003]
117 [1037]

284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]
284 [2511]

Torsional
Stiffness

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm/arc-min[in.-lb./arc-min]100 [882]
105 [932]
119 [1052]
116 [1025]
130 [1147]
131 [1158]
143 [1262]
153 [1350]
97 [861]
101 [894]
104 [921]
137 [1214]
139 [1233]
155 [1371]
151 [1336]
169 [1495]
184 [1624]
170 [1509]
186 [1644]
199 [1759]
127 [1122]
132 [1165]
136 [1200]

72 [634]
76 [670]
86 [757]
83 [738]
93 [825]
94 [833]
103 [908]
110 [971]
83 [737]
87 [769]
90 [794]
99 [873]
113 [1002]
111 [986]
109 [962]
121 [1075]
132 [1168]
123 [1085]
134 [1183]
143 [1265]
109 [960]
113 [1002]
117 [1035]

61 [544]
65 [575]
73 [649]
72 [633]
80 [708]
81 [715]88 [779]
94 [833]
77 [681]
80 [712]83 [737]
85 [749]
97 [860]
96 [846]
93 [825]
104 [923]
113 [1002]
105 [932]
115 [1015]
123 [1085]
100 [887]
105 [928]
109 [960]

15,3 [135]12,5 [110]12,6 [112]13,1 [116]12,7 [112]12,7 [112]13,2 [117]13,2 [117]11,5 [102]11,5 [102]11,5 [102]13,2 [117]13,1 [116]12,5 [110]13,0 [115]12,6 [111]13,2 [117]13,1 [116]13,2 [116]13,2 [117]11,5 [102]11,5 [102]11,5 [102]2,79 [24.7]
2,77 [24.5]
2,37 [21.0]
2,75 [24.3]
2,19 [19.4]
2,14 [18.9]
2,18 [19.3]
2,14 [18.9]
2,34 [20.7]
2,17 [19.2]
2,13 [18.8]
2,77 [24.5]
2,35 [20.8]
2,37 [21.0]
2,75 [24.3]
2,19 [19.4]
2,14 [18.9]
2,35 [20.8]
2,73 [24.2]
2,14 [18.9]
2,34 [20.7]
2,17 [19.2]
2,03 [18.0]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
1 Ratios are exact, higher ratios and other custom options are alsoavailable, consult factory.
Tr = Rated output torque at rated speed for specific hours of life.

P-8741-BG

10/19

Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly).

www.bostongear.com

51

Micron TRUE Planetary® Gearheads
DuraTRUE™ 90 Size 115S (Slim Line)

Right Angle Gearheads
134(5.28)

Metricø 110 h7
(4.3307/4.3293)

50(1.97)

77(3.02)

8(.315)

14(.55)

7(.276)
ø 24 j6(.9452/.9447)

27.0(1.063)115 SQ.
(4.53)

32(1.26)

LK

ø 8.5 (.335) THRU HOLES
4 PL. EQUALLY SPACED ON A ø130
(5.118) BOLT CIRCLE

3.5(.138)

115 SQ.
(4.53)

5(.197)
AD*

Ratio1
1:1 to 5:1P
5:1T to 50:1
60:1 to 500:1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]

WeightEfficiency

137 [5.40]
168,4 [6.63]
200 [7.87]

195 [7.67]
226 [8.90]
257 [10.13]

8 max
9 max
9 max

9 [20]
11 [24]12 [27]

98%
93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor. Efficiency is
calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
NumberDTR115S-001
DTR115S-002
DTR115S-003
DTR115S-004
DTR115S-005P
DTR115S-005T
DTR115S-006
DTR115S-009
DTR115S-010
DTR115S-012
DTR115S-015
DTR115S-020
DTR115S-025
DTR115S-030
DTR115S-040
DTR115S-050
DTR115S-060
DTR115S-075
DTR115S-090
DTR115S-100
DTR115S-120
DTR115S-125
DTR115S-150
DTR115S-200
DTR115S-250
DTR115S-300
DTR115S-400
DTR115S-500

Ratio

1

1:1
2:1
3:1
4:1
5:1P
5:1T
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
1251
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)

Tpeak

Nm [in.-lb.]

J

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

63 [554]
112 [989]
87 [768]
58 [511]43 [384]
170 [1505]
131 [1163]
102 [903]
135 [1198]
68 [601]
105 [930]
70 [619]
52 [465]
107 [951]
72 [633]
54 [475]
140 [1242]
109 [963]
109 [964]
141 [1245]
73 [642]54 [481]109 [967]
141 [1248]
55 [483]
109 [969]
73 [645]
55 [484]

57 [506]
102 [903]
79 [701]53 [467]
40 [350]
126 [1117]
112 [989]
87 [768]
124 [1094]
58 [511]
96 [849]
64 [565]
48 [424]
103 [910]
68 [606]
51 [454]
138 [1224]
107 [947]
107 [951]
140 [1235]
72 [633]
53 [473]
108 [959]
140 [1243]
54 [479]
109 [965]
73 [642]54 [482]

52 [457] 203 [1800] 58 [512]92 [816] 283 [2505] 103 [913]
72 [634] 256 [2265] 80 [709]
48 [422] 199 [1760] 53 [472]
36 [316] 164 [1450] 40 [354]
108 [958] 283 [2505] 143 [1262]
109 [960] 283 [2505] 129 [1138]
84 [746] 281 [2490] 100 [884]112 [989] 283 [2505] 134 [1183]
56 [496] 217 [1920] 66 [588]
87 [768] 283 [2505] 104 [919]
58 [511] 283 [2505] 69 [612]
43 [384] 183 [1620] 52 [459]
98 [869] 283 [2505] 107 [945]
65 [579] 231 [2040] 71 [629]
49 [434] 188 [1665] 53 [472]
136 [1207] 283 [2505] 140 [1239]
105 [930] 283 [2505] 109 [960]
106 [937] 283 [2505] 109 [962]
138 [1224] 283 [2505] 141 [1244]
70 [624] 238 [2108] 72 [641]
52 [465] 193 [1710] 54 [480]107 [951] 283 [2505] 109 [966]
140 [1237] 283 [2505] 141 [1247]
54 [475] 196 [1735] 54 [482]
109 [961] 283 [2505] 109 [968]72 [640] 244 [2160] 73 [645]
54 [480] 198 [1755] 55 [483]

53 [467]
94 [834]
73 [647]
49 [431]
37 [323]
102 [907]
103 [913]
80 [709]
118 [1048]
53 [472]
92 [814]61 [542]
46 [406]
101 [892]
67 [594]
50 [446]
137 [1217]
106 [939]
107 [945]
139 [1230]
71 [629]
53 [469]
108 [955]
140 [1240]
54 [477]
109 [963]
72 [641]
54 [481]

48 [422]85 [754]
66 [585]
44 [390]
33 [292]
88 [778]
100 [887]
78 [689]
103 [913]
52 [458]
80 [709]53 [472]
40 [354]
95 [840]
63 [559]
47 [419]
135 [1194]
104 [919]
105 [927]
137 [1217]
70 [617]52 [459]
107 [945]
139 [1234]
53 [472]
108 [958]
72 [638]
54 [478]

Torsional
Stiffness

kg-cm2[in.-lb.sec2x10-4]

Nm/arc-min[in.-lb./arc-min]

5,28 [46.7]
2,71 [23.9]
2,33 [20.6]
2,16 [19.1]
2,12 [18.8]
2,78 [24.6]
2,77 [24.5]
2,32 [20.5]
2,63 [23.2]
2,22 [19.6]
2,18 [19.3]
2,08 [18.4]
2,04 [18.0]
2,13 [18.9]
2,03 [18.0]
1,99 [17.6]
2,78 [24.6]
2,22 [19.7]
2,33 [20.6]
2,64 [23.3]
2,23 [19.7]
2,08 [18.4]
2,19 [19.4]
2,59 [22.9]
2,05 [18.1]
2,14 [18.9]
2,04 [18.1]
2,00 [17.7]

7,6 [67.6]
12,5 [111]14,2 [126]14,9 [132]15,3 [135]15,3 [135]10,2 [90.7]
12,8 [113]10,2 [90.3]
14,0 [124]14,6 [130]14,0 [124]14,6 [129]12,5 [111]13,8 [122]14,5 [128]10,0 [88.5]
12,7 [112]12,6 [112]10,1 [89.5]
13,9 [123]14,6 [129]12,7 [112]9,8 [87.1]
14,6 [129]12,5 [111]13,8 [122]14,5 [128]All ratios are available to ship in 24 hours through the Gearhead Express Program.
Ratio 5P is designed using only PowerTRUE face gearing technology.
Ratio 5T adds a True Planetary gearing stage for increased torque capacity.
1
Ratios are exact, higher ratios and other custom options are also available, consult factory.

52

www.bostongear.com

Tr = Rated output torque at rated speed for specific hours of life.
J = Mass moment of inertia reflected to the input shaft (including pinion assembly)
Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.
P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
DuraTRUE 90 Size 142

Right Angle Gearheads
231(9.11)

Metric160(6.31)

12(.472)

ø 130 h7
(5.1181/5.1165)

80(3.15)

20(.79)

8(.315)
ø 40 j6(1.5752/1.5746)

43(1.693)142 SQ.
(5.59)

63(2.48)

LK

ø 11 (.433) THRU HOLES
4 PL. EQUALLY SPACED ON A ø165
(6.496) BOLT CIRCLE

3.5(.138)

142 SQ.
(5.59)

5(.197)
AD*

Ratio1
6:1 to 50:1
60:1 to 500:1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]160 [6.29]
209 [8.23]

231 [9.09]
280 [11.03]

9 max
9 max

WeightEfficiency

24 [53]28 [62]93%
88%

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor. Efficiency is
calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
NumberDTR142-006
DTR142-009
DTR142-010
DTR142-012
DTR142-015
DTR142-020
DTR142-025
DTR142-030
DTR142-040
DTR142-050
DTR142-060
DTR142-075
DTR142-090
DTR142-100
DTR142-120
DTR142-125
DTR142-150
DTR142-200
DTR142-250
DTR142-300
DTR142-400
DTR142-500

Ratio1

6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
125:1
150:1
200:1
250:1
300:1
400:1
500:1

20000 Hour Life

Tpeak

Tr
Tr
Tr
(1000 rpm) (3000 rpm) (5000 rpm)

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

454 [4020]
444 [3934]
448 [3965]
319 [2825]
463 [4096]
473 [4183]
399 [3532]
268 [2373]
279 [2468]
287 [2543]
592 [5238]
557 [4928]
579 [5126]
584 [5166]
416 [3681]
480 [4250]
603 [5337]
616 [5450]
520 [4602]
349 [3092]
363 [3216]
374 [3314]

329 [2912]
372 [3289]
363 [3210]
319 [2825]
410 [3625]
432 [3824]
399 [3532]
228 [2022]
240 [2122]
247 [2183]
429 [3794]
493 [4362]
484 [4286]
473 [4183]
416 [3681]
480 [4250]
534 [4723]
563 [4983]
520 [4602]
298 [2635]
312 [2765]
321 [2844]

282 [2498]
319 [2821]
311 [2754]
319 [2825]
351 [3110]
383 [3390]
399 [3532]
134 [1185]
221 [1952]
228 [2022]
368 [3255]
423 [3742]
415 [3676]
405 [3588]
416 [3681]
480 [4250]
458 [4052]
499 [4417]
520 [4602]
174 [1544]
287 [2543]
298 [2635]

833 [7377]
833 [7377]
833 [7377]
798 [7062]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
798 [7062]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]
833 [7377]

Torsional
Stiffness

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]
Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm/arc-min[in.-lb./arc-min]

372 [3289]
420 [3714]
410 [3625]
319 [2825]
453 [4005]
462 [4090]
399 [3532]
248 [2196]
258 [2284]
266 [2353]
486 [4297]
544 [4819]
547 [4839]
534 [4723]
416 [3681]
480 [4250]
590 [5218]
602 [5329]
520 [4602]
323 [2861]
336 [2976]
346 [3066]

267 [2365]
302 [2671]
295 [2607]
319 [2825]
333 [2944]
363 [3210]
388 [3432]
211 [1871]
221 [1955]
228 [2020]
348 [3082]
400 [3542]
393 [3480]
384 [3397]
416 [3681]
467 [4129]
433 [3836]
473 [4183]
505 [4472]
275 [2438]
288 [2547]
297 [2632]

229 [2029]
259 [2292]
253 [2237]
282 [2498]
285 [2526]
311 [2754]
333 [2944]
195 [1724]
204 [1807]
211 [1871]
299 [2644]
343 [3039]
337 [2986]
329 [2915]
368 [3255]
400 [3542]
372 [3291]
405 [3588]
433 [3836]
254 [2246]
266 [2355]
275 [2438]

38,6 [342]39,1 [346]40,6 [360]39,3 [348]39,4 [349]
40,9 [362]40,9 [362]35,6 [315]35,6 [315]35,6 [315]40,8 [361]40,6 [360]38,6 [342]40,2 [356]39,0 [345]40,9 [362]40,6 [360]40,8 [361]40,9 [362]35,6 [315]35,6 [315]35,6 [315]13,8 [122]11,8 [104]13,7 [121]10,9 [96.3]
10,7 [94.2]
10,8 [95.9]
10,6 [94.0]
11,7 [103]10,8 [95.5]
10,6 [93.7]
13,8 [122]11,7 [104]11,8 [104]13,7 [121]10,9 [96.3]
10,6 [94.0]
11,7 [104]13,6 [120]10,6 [94.0]
11,7 [103]10,8 [95.5]
10,1 [89.4]

All ratios are available to ship in 24 hours through the Gearhead Express Program.
1 Ratios are exact, higher ratios and other custom options are alsoavailable, consult factory.
Tr = Rated output torque at rated speed for specific hours of life.

P-8741-BG

10/19

Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading
J = Mass moment of inertia reflected to the input shaft (including pinion assembly).

www.bostongear.com

53

Micron TRUE Planetary® Gearheads
DuraTRUE™ 90 Size 142S (Slim Line)

Right Angle Gearheads
166(6.54)

Metricø 130 h7
(5.1181/5.1165)

80(3.15)

95(3.75)

12(.472)

20(.79)

8(.315)
ø 40 j6(1.5752/1.5746)

43(1.693)115 SQ.
(4.53)

63(2.48)

LK

ø 11 (.433) THRU HOLES
4 PL. EQUALLY SPACED ON A ø165
(6.496) BOLT CIRCLE

3.5(.138)

142 SQ.
(5.59)

5(.197)
AD*

Ratio1

Dimension ‘K‘ Dimension ‘L’ Backlash
mm [in.]mm [in.][arc-min]

WeightEfficiency

160 [6.29]
209 [8.23]
259 [10.18]

231 [9.09]
280 [11.03]
329 [12.97]

8 max
9 max
9 max

19 [43]24 [53]28 [62]

98%
93%
88%

1:1 to 5:1P
6:1 to 50:1
60:1 to 500:1

kg [lb.]All dimensions are: mm (in.)
AD** = Adapter length
Adapter length will vary depending on motor.
Efficiency is calculated at 100% of the rated torque.

Performance Specifications
10000 Hour Life
Part
NumberDTR142S-001
DTR142S-002
DTR142S-003
DTR142S-004
DTR142S-005P
DTR142S-006
DTR142S-009
DTR142S-010
DTR142S-012
DTR142S-015
DTR142S-020
DTR142S-025
DTR142S-030
DTR142S-040
DTR142S-050
DTR142S-060
DTR142S-075
DTR142S-090
DTR142S-100
DTR142S-120
DTR142S-125
DTR142S-150
DTR142S-200
DTR142S-250
DTR142S-300
DTR142S-400
DTR142S-500

20000 Hour Life

Tr
Tr
Tr
Ratio
(1000 rpm) (3000 rpm) (5000 rpm)
1

1:1
2:1
3:1
4:1
5:1P
6:1
9:1
10:1
12:1
15:1
20:1
25:1
30:1
40:1
50:1
60:1
75:1
90:1
100:1
120:1
125:1
150:1
200:1
250:1
300:1
400:1
500:1

Tpeak

Nm [in.-lb.]

J
Tr
Tr
Tr
kg-cm2(1000 rpm) (3000 rpm) (5000 rpm) [in.-lb.-sec2x10-4]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

Nm [in.-lb.]

135 [1194]
279 [2474]
188 [1663]
135 [1194]
101 [896]
329 [2909]
221 [1956]
339 [2996]
159 [1404]
228 [2014]
163 [1446]
123 [1085]
233 [2058]
167 [1478]
125 [1109]
351 [3105]
236 [2084]
236 [2087]
352 [3114]
169 [1499]
127 [1123]
237 [2093]
353 [3120]
127 [1128]
237 [2098]
170 [1506]
128 [1130]

123 [1090]
255 [2257]
171 [1518]
123 [1090]
92 [818]279 [2474]
188 [1663]
309 [2735]
135 [1194]
208 [1839]
149 [1320]
112 [991]
223 [1970]
160 [1415]
120 [1061]
346 [3061]
232 [2049]
233 [2058]
349 [3088]
167 [1478]
125 [1104]
235 [2076]
351 [3107]
126 [1118]
236 [2089]
169 [1500]
127 [1125]

111 [985] 333 [2950] 125 [1103]
231 [2041] 621 [5500] 258 [2284]
155 [1372] 478 [4230] 174 [1536]
111 [985] 414 [3660] 125 [1103]
84 [739] 347 [3075] 93 [827]271 [2402] 678 [6000] 322 [2846]
182 [1614] 532 [4710] 216 [1913]
279 [2474] 734 [6500] 334 [2958]
131 [1159] 454 [4020] 155 [1374]
188 [1663] 551 [4875] 225 [1989]
135 [1194] 768 [6800] 161 [1428]
101 [896] 391 [3460] 121 [1071]
213 [1882] 573 [5070] 231 [2045]
153 [1352] 486 [4300] 166 [1469]
115 [1014] 404 [3575] 125 [1102]
341 [3018] 814 [7200] 350 [3099]
228 [2014] 593 [5250] 235 [2079]
229 [2029] 597 [5280] 235 [2083]
346 [3061] 825 [7300] 351 [3110]
165 [1457] 506 [4480] 169 [1496]
123 [1085] 415 [3675] 127 [1120]
233 [2058] 607 [5370] 236 [2091]
350 [3094] 842 [7450] 352 [3118]
125 [1109] 421 [3725] 127 [1126]
235 [2080] 614 [5430] 237 [2096]
169 [1494] 518 [4580] 170 [1505]
127 [1121] 427 [3775] 128 [1129]

Nm [in.-lb.]

Nm [in.-lb.]

114 [1006]
236 [2084]
158 [1401]
114 [1006]
85 [755]258 [2284]
174 [1536]
296 [2621]
125 [1103]
199 [1762]
143 [1265]
107 [949]
218 [1932]
157 [1387]
118 [1041]
344 [3042]
230 [2034]
231 [2045]
348 [3076]
166 [1469]
124 [1096]
234 [2068]
350 [3101]
126 [1114]
236 [2085]
169 [1497]
127 [1123]

103 [910]
213 [1885]
143 [1267]
103 [910]
77 [683]
251 [2218]
168 [1491]
258 [2284]
121 [1071]
174 [1536]
125 [1103]
93 [827]
205 [1819]
148 [1306]
111 [980]
337 [2986]
225 [1989]
227 [2008]
344 [3042]
163 [1442]
121 [1071]
231 [2045]
349 [3085]
125 [1102]
234 [2074]
168 [1489]
126 [1117]

Torsional
Stiffness

Nm/arc-min[in.-lb./arc-min]26,3 [232] 23,7 [210]13,5 [119] 38,9 [344]11,6 [102] 44,1 [390]10,8 [95.1] 46,3 [410]10,6 [93.3] 47,4 [419]13,8 [122] 31,8 [281]11,6 [102] 39,6 [351]13,1 [116] 31,6 [280]11,1 [97.7] 43,4 [384]10,9 [95.9] 45,4 [402]10,4 [91.5] 43,3 [383]10,2 [89.8] 45,3 [401]10,6 [93.8] 38,8 [343]
10,1 [89.4] 42,8 [379]9,91 [87.6] 45,0 [398]13,8 [122] 31,0 [274]11,1 [97.9] 39,4 [348]11,6 [103] 39,1 [346]13,1 [116] 31,3 [278]11,1 [98.2] 43,0 [380]10,4 [91.7] 45,3 [401]10,9 [96.4] 39,3 [348]12,9 [114] 30,5 [270]10,2 [90.3] 45,2 [400]10,7 [94.3] 38,8 [343]
10,2 [89.8] 42,8 [379]9,96 [88.1] 45,0 [398]All ratios are available to ship in 24 hours through the Gearhead Express Program.
Ratio 5P is designed using only PowerTRUE face gearing technology.
1
Ratios are exact, higher ratios and other custom options are also available, consult factory.
Tr = Rated output torque at rated speed for specific hours of life.

54

www.bostongear.com

J = Mass moment of inertia reflected to the input shaft (including pinion assembly)
Tpeak = Allowable momentary peak torque for emergency stop or heavy shock loading.

P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
Radial and Axial Load Ratings

DTR0601250

Radial Force , F r, (N )

Fa

0

5

Radial Force , F r, (N )

1.18

30

1.57
674

2500

100 rpm

562
450

2000
250 rpm

1500

337

500 rpm1000 rpm

1000

225
112

500
0

10

20
Distance X (mm)Distance X (in)
.79
1.18

.39

1.57

50 rpm899
250 rpm

674

500 rpm

2000

500

1000 rpm

225

1000
0

DTR14210

20
30
Distance X (mm)Distance X (in)
1.57

3.15
2698

10000

100 rpm

2248

2.36

1798

250 rpm

6000

1349

500 rpm1000 rpm

4000

899
450

2000
0

0

20

40
Distance X (mm)

50
100
250
500
1000

3075 [692]2441 [549]1798 [405]1427 [321]1133 [255]

Speed

Axial Load, Fa

50
100
250
500
1000

4506 [1014]
3576 [805]2635 [593]2091 [471]1660 [373]Speed

Axial Load, Fa

50
100
250
500
1000

8196 [1844]
6505 [1464]
4793 [1078]
3804 [856]3019 [679]Speed

Axial Load, Fa

50
100
250
500
1000

17023 [3830]
13511 [3040]
9956 [2240]
7902 [1778]
6271 [1411]

050

50 rpm

8000

.79

40

12000
Radial Force , F r, ( N )0Axial Load, Fa

60

rpm

rpm

N [lbf]N [lbf]

1.97
1349
1124

100 rpm

3000

Speed

0
40

30

4000

0

Fa

Distance X (in).79

25

50 rpm

5000

Fr

15
20
Distance X (mm)

56
0

3000

6000

X

10

.39

0

Fa

169

250

DTR115
Fr

281

500 rpm1000 rpm

750

0

X

393

250 rpm

0

Fr

1.18

100 rpm0

DTR090 X.98

Radial Force , F r, (lb f )Fa

Distance X (in).59
.79

Radial Force , F r, (lb f )Fr

Radial Force , F r, (N )

1750

.39

Radial Force , F r, (lb f )X.20
50 rpmRadial Force , F r, (lb f )

0

0
80

rpm

rpm

N [lbf]N [lbf]

These graphs display the allowable radial load at a given distance (X) from the mounting surface based on an L10 life of 10,000 hours for the mean output speed nmout ,as described on page 9.

P-8741-BG

10/19

www.bostongear.com

55

Micron TRUE Planetary® Gearheads
Radial and Axial Load Ratings

281

100 rpm

1000

225

250 rpm

750

169

500 rpm500

1121000 rpm

250

56

0

DTR090S

05

0X
Radial Force , F r, (N )

Fa

1500

Radial Force , F r, (N )

25

225
112

0

10

20
Distance X (mm)Distance X (in)
.79
1.18

.39

1.57

1.97

100 rpm

674
450

500 rpm1000 rpm

1000

225

0

DTR142S
8000

X

10

0

Speed

Axial Load, Fa

50
100
250
500
1000

3157 [710]2506 [563]1846 [415]1465 [329]1163 [261]Speed

Axial Load, Fa

50
100
250
500
1000

5742 [1291]
4558 [1025]
3358 [755]2665 [599]2115 [476]Speed

Axial Load, Fa

20
30
Distance X (mm).79

Distance X (in)
1.57

40

2.36

50 rpm

50
100
250
500
1000

11925 [2681]
9465 [2128]
6974 [1568]
5535 [1244]
4393 [988]050Radial Force , F r, (N )

Fa

6000

1349
250 rpm

4000

899

500 rpm1000 rpm

2000
0

450

0

20

40
Distance X (mm)

60

rpm

N [lbf]rpm

N [lbf]3.15
1798

100 rpmFr

N [lbf]899

250 rpm

02155 [484]1710 [384]1260 [283]1000 [225]794 [178]

0
40

30

50 rpm

2000

50
100
250
500
1000

0

337

500

3000

Axial Load, Fa

rpm

450

500 rpm1000 rpm

0

Speed

1.57

250 rpm

1000

4000

Fa

1.18

100 rpm

DTR115S
Fr

Distance X (in).79

20

50 rpm0

X

10
15
Distance X (mm)

.39

2000

Fr

.98
337
Radial Force , F r, (lb f )Fa

Radial Force , F r, (N )

1250

Fr

.79

50 rpmRadial Force , F r, (lb f )

1500

X

Distance X (in)
.39
.59

.20

Radial Force , F r, (lb f )0

Radial Force , F r, (lb f )DTR060S

080

rpm

N [lbf]

These graphs display the allowable radial load at a given distance (X) from the mounting surface based on an L10 life of 10,000 hours for the mean output speed nmout ,as described on page 9.

56

www.bostongear.com

P-8741-BG

10/19