Micron TRUE Planetary® Gearheads
ValueTRUE™

True Planetary Gearheads
Ready for Immediate Delivery
Precision

4 arc-minutes

Frame Sizes

60 mm, 75 mm, 90 mm, 100 mm, 115 mm, 140 mm, 180 mm and 220 mm

Torque Capacity

up to 2970 Nm

Ratio Availability

4:1 thru 100:1

Mounting System

RediMount™

Both in-line and right angles available• ValueTRUE is a new high-performance, price-competitive
line of Micron True Planetary Gearheads• Low cost– 30% less than typical market pricing• Helical Crowned True Planetary gearing improved load capacity,
lower backlash and smoother and quieter operation compared to
non-helical gearheads• Ultra Precision – 4 arc-mins of backlash• Drop-in, low-cost replacement for most common helical gearheads• Stainless steel output housing provides rock-solid durability,
suitable for environmentally sensitive applications

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.

70

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P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
ValueTRUE

Helical True Planetary Gearheads
Part Number

Stages
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2

Backlash (arc-min)
4
5
4
5
4
5
4
5
4
5
4
5
4
5
4
5

Efficiency
95%
90%
95%
90%
95%
90%
95%
90%
95%
90%
95%
90%
95%
90%
95%
90%

Weight kg [lbs.]
2 [4.4]
2.5 [5.5]
2.5 [5.5]
3.0 [6.6]
2.5 [5.5]
3.0 [6.6]
6 [13]
8 [18]
6 [13]
8 [18]
14 [31]
18 [40]40 [88]45 [99]74 [162]
95 [209]

VTR0061

593%

3 [6.6]VTR0751

593%

5.3 [11.1]

VTR0901

593%

5.3 [11.1]

VTR0101

5

93%

12 [26.2]

VTR1151

593%

12 [26.2]

VTR0141

5

93%

29 [64]VTR0181

5

93%

48 [106]

VT006
VT075
VT090
VT010
VT115
VT014
VT018
VT022

Ratio Availability
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
4:1, 5:1, 7:1, 10:1
16:1, 20:1, 25:1, 28:1, 35:1, 40:1, 50:1, 70:1, 100:1
8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1, 28:1,
30:1, 35:1, 40:1, 50:1
8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1, 28:1,
30:1, 35:1, 40:1, 50:1
8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1, 28:1,
30:1, 35:1, 40:1, 50:1
4:1, 5:1, 8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1,
28:1, 30:1, 35:1, 40:1, 50:1
4:1, 5:1, 8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1,
28:1, 30:1, 35:1, 40:1, 50:1
4:1, 5:1, 8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1,
28:1, 30:1, 35:1, 40:1, 50:1
4:1, 5:1, 8:1, 10:1, 12:1, 14:1, 15:1, 16:1, 20:1, 25:1,
28:1, 30:1, 35:1, 40:1, 50:1

All ratios in frame size 60, 75, 100 and 140 are available to ship in 24 hours through the Gearhead Express Program.

* Efficiency measured at 100% rated torque* Backlash is maximum for the life of the gearhead* For other ratios, please contact factory

P-8741-BG

10/19

www.bostongear.com

71

Micron TRUE Planetary® Gearheads
ValueTRUE™

Helical True Planetary Gearheads
AD*

L

I h9

B
M.S.

VT006
VT075
VT010
VT014
VT018
VT022

P

Y

V

H

ØE g6

J
G

O THREAD X Q DEEP

ØA k6

R

ØD THRU HOLES 4 PL.
EQUALLY SPACED ON A
ØC BOLT CIRCLEF SQUARE

VT090
VT115

Inline Dimensions
Part
NumberF
FlangeSquareA
Output Shaft
DiameterB
Output Shaft
LengthY
Shaft End
Distance

V
KeywayLengthR
KeywayHeightI
Key
SquareJ
ShoulderLengthE
Pilot
Diameter

VT006
VT075
VT090
VT010
VT115
VT014
VT018
VT022

61 [2.40]
75 [2.95]
90 [3.54]
101 [3.98]
115 [4.53]
141 [5.55]
182 [7.17]
220 [8.66]

16 [0.63]
22 [0.86]
22 [0.86]
32 [1.26]
32 [1.26]
40 [1.57]
55 [2.17]
75 [2.95]

48 [1.89]
56 [2.20]
48 [1.89]
88 [3.46]
72 [2.83]
112 [4.41]
112 [4.41]
143 [5.63]

1 [0.04]
1,5 [0.06]
1,5 [0.06]
3 [0.12]3 [0.12]5 [0.20]
6 [0.24]
7 [0.28]

25 [0.98]
32 [1.26]
32 [1.26]
50 [1.97]
50 [1.97]
70 [2.76]
70 [2.76]
90 [3.54]

18 [0.71]
24,5 [0.97]
24,5 [0.97]
35 [1.38]
35 [1.38]
43 [1.69]
59 [2.32]
79.5 [3.13]

5 [0.20]
6 [0.24]
6 [0.24]
10 [0.39]
10 [0.39]
12 [0.47]
16 [0.63]
20 [0.78]

1 [0.04]
1 [0.04]
1 [0.04]
2 [0.08]
2 [0.08]
3 [0.12]3 [0.12]3 [0.12]60 [2.36]
70 [2.75]
80 [1.48]
90 [3.54]
110 [4.33]
130 [5.11]
160 [6.30]
180 [7.08]

Part
NumberG
Pilot
LengthP
FlangeThickness

H
Effective
Pilot Length

C
Bolt Circle

mm [in.]4:1 - 10:1

DO
Bolt Hole Output Shaft
mm [in.]Thread

18 [0.71]
20 [0.79]
12 [0.47]
28 [1.10]
12 [0.47]
27 [1.06]
27 [1.06]
35 [1.38]

7 [0.28]
8 [0.31]
10 [0.39]
10 [0.39]
12 [0.47]
13 [0.51]
15 [0.59]
17 [0.67]

7 [0.28]
7 [0.28]
12 [0.47]
14 [0.55]
13 [0.51]
18 [0.71]

57 [2.24] 105,4 [4.15] 68 [2.68] 5,6 [0.22]
60 [2.36]
117 [4.60]
85 [3.35]
7 [0.28]
68 [2.67]
125 [4.92]
100 [3.94] 6,6 [0.26]
78 [3.09]
146 [5.75]
120 [4.72]
9 [0.34]
94 [3.72]
162 [6.38] 130 [5.118] 9 [0.34]
110,5 [4.35] 195 [7.67]
165 [6.50] 11 [0.43]
136 [5.35] 242.3 [9.54] 215 [8.46] 13,5 [0.53]
142.7 [5.62] 243.6 [9.60] 250 [9.84] 17 [0.67]mm [in.]mm [in.]

VT006
VT075
VT090
VT010
VT115
VT014
VT018
VT022

mm [in.]mm [in.]mm [in.]1 Ratios are exact, higher ratios are also available, consult factory.

Tr = Rated output torque at rated speed for specific hours of life.

72

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mm [in.]mm [in.]L
Length mm [in.]16:1 - 100:1

mm [in.]mm [in.]mm [in.]mm [in.]mm [in.]

M5
M8
M8
M12
M12
M12
M20
M20

mm [in.]Q
ThreadDepth
mm [in.]19 [0.75]
19 [0.75]
19 [0.75]
20 [0.80]
20 [0.80]
20 [0.80]
42 [1.65]
42 [1.65]

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).

P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
ValueTRUE™ Helical True Planetary Gearheads

Inline Torque: VT006 - VT010
Performance Specifications
Part Number

Ratio

Tr
(1000 rpm)

VT010

VT090

VT075

VT006

Nm [in.-lb.]

VT006-004
VT006-005
VT006-007
VT006-010
VT006-016
VT006-020
VT006-025
VT006-028
VT006-035
VT006-040
VT006-050
VT006-070
VT006-100
VT075-004
VT075-005
VT075-007
VT075-010
VT075-016
VT075-020
VT075-025
VT075-028
VT075-035
VT075-040
VT075-050
VT075-070
VT075-100
VT090-004
VT090-005
VT090-007
VT090-010
VT090-016
VT090-020
VT090-025
VT090-028
VT090-035
VT090-040
VT090-050
VT090-070
VT090-100
VT010-004
VT010-005
VT010-007
VT010-010
VT010-016
VT010-020
VT010-025
VT010-028
VT010-035
VT010-040
VT010-050
VT010-070
VT010-100

4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1

20000 Hour Life
Tr
Tr
(3000 rpm)
(5000 rpm)

42 [375]
41 [364]
40 [347]
22 [194]
47 [410]47 [416]45 [401]
48 [423]
46 [408]
49 [430]
47 [415]44 [662]
29 [256]
76 [671]
74 [651]
70 [621]40 [348]
84 [738]
85 [747]
82 [721]86 [761]
83 [734]
87 [775]
85 [747]
80 [706]
52 [462]
76 [671]
74 [651]
70 [621]40 [348]
84 [738]
85 [747]
82 [721]86 [761]
83 [734]
87 [775]
85 [747]
80 [706]
52 [462]
221 [1954]
216 [1908]
206 [1825]
115 [1016]
246 [2174]
249 [2205]
241 [2131]
254 [2248]
246 [2172]
259 [2291]
250 [2212]
237 [2094]
153 [1354]

1 Ratios are exact, higher ratios are also available, consult factory.

Tr = Rated output torque at rated speed for specific hours of life.

74

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Nm [in.-lb.]

Nm [in.-lb.]

32 [290]
34 [302]36 [319]
19 [167]
43 [383]
44 [42]42 [376]
45 [398]
43 [384]
46 [406]
44 [392]
42 [373]
25 [224]
67 [587]
67 [591]
64 [569]
34 [300]
77 [686]
79 [698]
77 [675]
81 [714]78 [690]
83 [730]
80 [706]
76 [669]
46 [405]
67 [587]
67 [591]
64 [569]
34 [300]
77 [686]
79 [698]
77 [675]
81 [714]78 [690]
83 [730]
80 [706]
76 [669]
46 [405]
158 [1405]
166 [1465]
176 [1562]
99 [872]
227 [2010]
231 [2046]
224 [1985]
237 [2098]
230 [2033]
243 [2149]
235 [2081]
223 [1977]
134 [1185]

28 [248]
30 [259]
32 [276]
17 [156]
41 [369]
42 [375]
41 [364]
43 [384]
42 [127]
44 [394]
43 [381]41 [362]
23 [211]57 [503]59 [525]
61 [541]
32 [279]
75 [659]
76 [671]
74 [651]
77 [689]
76 [667]
80 [707]77 [683]
74 [650]
43 [380]
57 [503]59 [525]
61 [541]
32 [279]
75 [659]
76 [671]
74 [651]
77 [689]
76 [667]
80 [707]77 [683]
74 [650]
43 [380]
136 [1206]
142 [1257]
151 [1340]
92 [808]
206 [1827]
221 [1954]
216 [1908]
228 [2018]
221 [1959]
234 [2075]
228 [2012]
217 [1916]
126 [1112]

J

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

Torsional Stiffness

Nm [in.-lb.]

91 [802]
88 [779]
84 [743]
79 [703]
99 [878]
100 [887]
96 [853]
102 [899]
97 [864]
103 [910]
99 [874]
93 [822]86 [766]
161 [1423]
157 [1383]
149 [1322]
141 [1254]
177 [1569]
179 [1586]
173 [1528]
182 [1610]
175 [1549]
185 [1632]
177 [1569]
167 [1475]
156 [1376]
161 [1423]
157 [1383]
149 [1322]
141 [1254]
177 [1569]
179 [1586]
173 [1528]
182 [1610]
175 [1549]
185 [1632]
177 [1569]
167 [1475]
156 [1376]
463 [4093]
451 [3991]
433 [3830]
411 [3640]
518 [4577]
524 [4637]
506 [4477]
533 [4718]
514 [4549]
542 [4794]
521 [4615]
491 [4349]
459 [4059]

0.20 [1.80]
0.13 [1.16]
0.11 [0.96]
0.10 [0.85]
0.16 [1.44]
0.16 [1.44]
0.16 [1.44]
0.16 [1.44]
0.10 [0.85]
0.10 [0.85]
0.10 [0.85]
0.10 [0.85]
0.10 [0.85]
0.46 [4.10]
0.38 [3.40]
0.31 [2.80]
0.27 [2.40]
0.31 [2.80]
0.31 [2.80]
0.31 [2.80]
0.28 [2.50]
0.16 [1.40]
0.16 [1.40]
0.16 [1.40]
0.16 [1.40]
0.15 [1.30]
0.46 [4.10]
0.38 [3.40]
0.31 [2.80]
0.27 [2.40]
0.31 [2.80]
0.31 [2.80]
0.31 [2.80]
0.28 [2.50]
0.16 [1.40]
0.16 [1.40]
0.16 [1.40]
0.16 [1.40]
0.15 [1.30]
1.58 [14.00]
1.36 [12.00]
0.97 [8.60]
0.90 [8.00]
1.10 [9.70]
1.10 [9.70]
1.10 [9.70]
0.94 [8.30]
0.79 [7.00]
0.79 [7.00]
0.78 [6.90]
0.78 [6.90]
0.78 [6.90]

2.36 [20.9]
2.30 [20.4]
2.18 [19.4]
1.74 [15.4]
2.40 [21.3]
2.36 [20.9]
2.32 [20.5]
2.21 [19.6]
2.29 [20.3]
2.40 [21.3]
2.36 [20.9]
2.21 [19.6]
1.83 [16.1]
6.30 [55.7]
6.17 [54.6]
5.46 [48.3]
4.01 [35.6]
6.62 [58.6]
6.48 [57.3]
6.36 [56.3]
5.81 [51.4]
6.01 [53.2]
6.63 [58.7]
6.50 [57.5]
5.83 [51.6]
4.05 [35.8]
6.30 [55.7]
6.17 [54.6]
5.46 [48.3]
4.01 [35.6]
6.62 [58.6]
6.48 [57.3]
6.36 [56.3]
5.81 [51.4]
6.01 [53.2]
6.63 [58.7]
6.50 [57.5]
5.83 [51.6]
4.05 [35.8]
23.1 [204]20.5 [182]19.0 [168]13.0 [115]24.6 [218]21.9 [194]21.9 [194]19.0 [168]18.8 [167]24.7 [219]21.7 [192]19.0 [168]15.5 [137]

Tpeak

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

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).

P-8741-BG

10/19

Micron TRUE Planetary® Gearheads
ValueTRUE Helical True Planetary Gearheads

Inline Torque: VT115 - VT022
Performance Specifications
Part Number

Ratio

Tr
(1000 rpm)

20000 Hour Life
Tr
Tr
(3000 rpm)
(5000 rpm)
Nm [in.-lb.]

Nm [in.-lb.]

221 [1954]
216 [1908]
206 [1825]
115 [1016]
246 [2174]
249 [2205]
241 [2131]
254 [2248]
246 [2172]
259 [2291]
250 [2212]
237 [2094]
153 [1354]
518 [4583]
504 [4459]
483 [4274]
275 [2426]
579 [5119]
587 [5195]
567 [5021]
599 [5303]
579 [5122]
612 [5413]
509 [5223]
559 [4949]
367 [3246]
1203 [10649]
1174 [10385]
1128 [9878]
645 [5710]
1356 [12005]
1378 [12194]
1333 [11799]
1409 [12466]
1362 [120490]
1439 [12739]
1390 [12301]
1319 [11667]
868 [7676]
1815 [16065]
1892 [16740]
1838 [16268]
1050 [9293]
2218 [19625]
2254 [19948]
2184 [19332]
2304 [20394]
2233 [19765]
2357 [20864]
2282 [20199]
2165 [19159]
1414 [12512]

158 [1405]
166 [1465]
176 [1562]
99 [872]
227 [2010]
231 [2046]
224 [1985]
237 [2098]
230 [2033]
243 [2149]
235 [2081]
223 [1977]
134 [1185]
387 [3427]
403 [3571]
430 [3809]
235 [2075]
532 [4704]
542 [4795]
526 [4654]
556 [4926]
539 [4774]
572 [5055]
553 [4893]
527 [4657]
320 [2838]
866 [7658]
902 [7981]
962 [8512]
550 [4864]
1238 [10963]
1265 [11191]
1229 [10877]
1301 [11518]
1263 [11178]
1338 [11846]
1297 [11479]
1236 [10339]
757 [6698]
1306 [11554]
1360 [12038]
1452 [12844]
893 [8097]
1979 [17513]
2062 [18246]
2009 [17781]
2125 [18803]
2067 [18294]
2188 [19359]
2125 [18808]
2026 [17930]
1232 [10904]

136 [1206]
142 [1257]
151 [1340]
92 [808]
206 [1827]
221 [1954]
216 [1908]
228 [2018]
221 [1959]
234 [2075]
228 [2012]
217 [1916]
126 [1112]
332 [2940]
347 [3064]
369 [3268]
217 [1919]
503 [4456]
518 [4583]
504 [4459]
534 [4725]
518 [4589]
550 [4867]
534 [4720]
509 [4504]
301 [2659]
743 [6570]
774 [6847]
825 [7303]
507 [4486]
1125 [9959]
1203 [10649]
1174 [10385]
1245 [11013]
1211 [10714]
1285 [11371]
1247 [11042]
1193 [10555]
708 [6269]
1121 [9913]
1167 [10328]
1245 [11019]
823 [7277]
1697 [15025]
1815 [16065]
1892 [16745]
2008 [17528]
1976 [17494]
2095 [18542]
2040 [18056]
1951 [17270]
1155 [10220]

VT022

VT018

VT014

VT115

Nm [in.-lb.]

VT115-004
VT115-005
VT115-007
VT115-010
VT115-016
VT115-020
VT115-025
VT115-028
VT115-035
VT115-040
VT115-050
VT115-070
VT115-100
VT014-004
VT014-005
VT014-007
VT014-010
VT014-016
VT014-020
VT014-025
VT014-028
VT014-035
VT014-040
VT014-050
VT014-070
VT014-100
VT018-004
VT018-005
VT018-007
VT018-010
VT018-016
VT018-020
VT018-025
VT018-028
VT018-035
VT018-040
VT018-050
VT018-070
VT018-100
VT022-004
VT022-005
VT022-007
VT022-010
VT022-016
VT022-020
VT022-025
VT022-028
VT022-035
VT022-040
VT022-050
VT022-070
VT022-100

4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1
4:1
5:1
7:1
10:1
16:1
20:1
25:1
28:1
35:1
40:1
50:1
70:1
100:1

1 Ratios are exact, higher ratios are also available, consult factory.

Tr = Rated output torque at rated speed for specific hours of life.

P-8741-BG

10/19

J

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

Torsional Stiffness

Nm [in.-lb.]

463 [4093]
451 [3991]
433 [3830]
411 [3640]
518 [4577]
524 [4637]
506 [4477]
533 [4718]
514 [4549]
542 [4794]
521 [4615]
491 [4349]
459 [4059]
1066 [9431]
1040 [9206]
1002 [8866]
956 [8459]
1206 [10674]
1224 [10832]
1183 [10463]
1248 [11047]
1204 [10653]
1271 [11248]
1224 [10831]
1155 [10223]
1081 [9564]
2242 [21609]
2389 [21143]
2309 [20429]
2210 [19561]
2800 [24779]
2846 [25187]
2754 [24370]
2910 [25751]
2810 [24870]
2970 [2611]
2863 [25338]
2707 [23959]
2537 [22454]
4180 [36986]
4093 [36225]
3933 [34804]
3871 [34254]
4722 [41793]
4791 [42396]
4636 [41025]
4884 [43224]
4719 [41757]
4972 [43999]
4795 [42440]
4523 [40023]
4367 [38647]

1.58 [14.00]
1.36 [12.00]
0.97 [8.60]
0.90 [8.00]
1.10 [9.70]
1.10 [9.70]
1.10 [9.70]
0.94 [8.30]
0.79 [7.00]
0.79 [7.00]
0.78 [6.90]
0.78 [6.90]
0.78 [6.90]
6.51 [57.60]
5.02 [44.40]
3.80 [33.60]
3.39 [30.00]
4.21 [37.20]
4.07 [36.00]
4.07 [36.00]
3.53 [31.20]
2.99 [26.40]
2.99 [26.40]
2.85 [25.20]
2.85 [25.20]
2.85 [25.20]
25.90 [229.00]
20.00 [177.00]
14.60 [129.00]
13.00 [115.00]
16.10 [142.00]
15.60 [138.00]
15.60 [138.00]
13.50 [119.00]
11.40 [101.00]
11.40 [101.00]
10.90 [96.00]
10.90 [96.00]
10.90 [96.00]
87.00 [7.70]
73.40 [6.50]
62.60 [5.55]
56.90 [5.04]
87.30 [7.73]
73.60 [6.52]
73.10 [6.47]
62.70 [5.55]
62.50 [5.53]
57.20 [5.06]
57.10 [5.05]
57.00 [5.04]
56.90 [5.04]

23.1 [204]20.5 [182]19.0 [168]13.0 [115]24.6 [218]21.9 [194]21.9 [194]19.0 [168]18.8 [167]24.7 [219]21.7 [192]19.0 [168]15.5 [137]49.5 [438]45.9 [407]42.3 [378]31.5 [280]52.2 [463]48.6 [431]48.6 [431]42.3 [375]39.6 [352]52.2 [461]48.6 [431]44.1 [392]31.5 [281]137.7 [1222]
135 [1197]
120.6 [1067]
90.9 [804]144.9 [1286]
140.4 [1244]
117.9 [1044]
124.2 [1103]
111.6 [988]144.9 [1286]
140.4 [1244]
124.2 [1103]
92.7 [817]386 [3414]
372 [3295]
326 [2891]
227 [2012]392 [3472]
392 [3470]
376 [3329]
391 [3469]
376 [3328]
391 [3466]
376 [3326]
329 [2903]
228 [2014]

Tpeak

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

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

75

Micron TRUE Planetary® Gearheads
Radial and Axial Load Ratings

990
742
495

1000 rpm

248

1100
20

25

15400

Fr
X

Distance X (in)
1.38
1.77

.98

6600
5500
4400
2200

1731
1484
1237
990
742
495
248

1100

.79

Radial Force , F r, ( N )X

Radial Force , F r, ( N )

27500

Fa

22000
16500
11000

X

Radial Force , F r, ( N )

33000

Fa

2.75

3.15

27500
22000
16500
11000

3462
2968

100 rpm

2473

250 rpm
500 rpm

1979
14841000 rpm

990
495
30

.79

40

50
60
Distance X (mm)70Distance X (in)
2.36
3.15

1.57

80

3.94

7419

50 rpm6182

100 rpm

4946

250 rpm

3710

500 rpm1000 rpm

2473

5500

38500

Fr

Distance X (in)
1.97
2.36

50 rpm

1237
20

VT018

1.57

55

2200

33000

Fr

35
45
Distance X (mm)

1.18

20

VT014

1979

500 rpm1000 rpm

3300

8800

4400

2.17

250 rpm

11000

6600

45

100 rpm

13200

Fa

40

50 rpm25

VT010 and VT115

30
35
Distance X (mm)Radial Force , F r, (lb f )Radial Force , F r, ( N )

Fa

1237

500 rpm

2200

1484

40

1.18

60
80
Distance X (mm)1.97Distance X (in)
2.75

100

3.54

4.33

50 rpm8655
7419

100 rpm

6182
4946

250 rpm
500 rpm

3710

1000 rpm

2473

5500

1237

VT022

Radial Force , F r, (lb f )Radial For ce , F r, ( N )

3300

7700

X

1.77

250 rpm

8800

Fr

1.57

100 rpm

4400

15VT075 and VT090

Distance X (in)
1.18
1.38

50 rpm

5500

Fa

.98

Radial Force , F r, (lb f )X.79

Radial For ce , F r, (lb f )

.59

6600

Fr

30

50

1.574

2.361

70
Distance X (mm)90

Radial Force , F r, (lb f )

VT006

110

Speed

Axial Load, Fa

50
100
250
500
1000

7198 [1618]
5710 [1284]
4208 [946]3342 [751]2652 [596]Speed

Axial Load, Fa

50
100
250
500
1000

9903 [2227]
7863 [1768]
5793 [1303]
4599 [1034]
3650 [821]Speed

Axial Load, Fa

50
100
250
500
1000

13,675 [3075]
11,107 [2497]
8435 [1897]
6855 [1542]
5568 [1252]

Speed

Axial Load, Fa

50
100
250
500
1000

25,374 [5705]
20,609 [4633]
15,657 [3520]
12,716 [2859]
10,329 [2322]

Speed

Axial Load, Fa

50
100
250
500
1000

34,538 [7765]
27,414 [6163]
20,197 [4541]
16,034 [3605]
12,726 [2861]

Speed

Axial Load, Fa

50
100
250
500

32,351 [3655]
26,277 [2969]
19,962 [2256]
16,214 [1832]

rpm

rpm

rpm

rpm

rpm

N [lbf]N [lbf]N [lbf]N [lbf]N [lbf]Distance X (in)X

Fa

Radial Force , Fr , (N )

44480

3.148

3.935

4.722
10000

50 rpm35584

100 rpm

8000

26688

250 rpm
500 rpm

6000

17792

4000

1000 rpm

8896

2000
40

60

80

100

120

Radial Force , Fr , (lb f )

Fr

rpm

N [lbf]Distance X (mm)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

79