Commonly used fitting tolerances for bore dimensions
Unit：μ mDimensions(mm)

B

Above Below B10-3CC9DD8D9D10E7E8E9F6F7F8G6G7H6H7H8H9H10H11+34+45+60+24+28+39+12+16+20+8+12+6+10+14+25+40+60+140+60+30+48+75+36+58+90+43+70 +110+52+84 +130+188 +100 +118

10

10

14+220 +138 +165

1418+150

18

24+244 +162 +194

2430+160

30

4065
80

65
80
100100120120

140140160
180200225
250160180200225250
280280315315355355400400450450500HC10650G+85 +100650F+180340E+140+48+70+208 +116 +138+150+20+110+78+32+30+62+80+95+60+14+76+50+18+20+98+40+40+77+38+6+93 +120+50+59+61+22+65+73+12+28+75+27+34+35+33+40+41+16+14+8+12+18
0+20+9+15+22+5+43+17+16+92

0+4+13+32+61+28+10+25+50+98 +117 +149+47+22+20+24+11+18+27+6+53+20+200+28+13+21+33+70+270 +182 +220+170+120+280 +192 +230+180+119 +142 +180+75+89 +112+80+50+146 +174 +220+90 +106 +134+100+60+41+50+64+25+25+34+16+25+39+9+62 +100 +160
0+130+310 +214 +260+190+140+320 +224 +270+200+49+60+76+30+29+40+19+30+46+10+74 +120 +190
0+150+360 +257 +310+220+170+380 +267 +320+240+174 +207 +260 +107 +126 +159+120+58+72+71+90+36+34+47+22+35+54+87 +140 +220+120+180+420 +300 +360+260+200+440 +310 +370 +208 +245 +305 +125 +148 +185+280+210+145+68+85+83 +106+43+39+54+25+40+14+63 +100 +160 +250
0+470 +330 +390+310+230+525 +355 +425+340+240+565 +375 +445 +242 +285 +355 +146 +172 +215+380+260+170+100+79+96 +122+50+44+61+29+46+15+72 +115 +185 +290
0+605 +395 +465+420+280+690 +430 +510+480+300+750 +460 +540+540+271 +320 +400 +162 +191 +240+190+110+88 +108 +137+56+49+69+32+52+17+81 +130 +210 +320
0+330+830 +500 +590+600+360+910 +540 +630+680+299 +350 +440 +182 +214 +265+210+125+98 +119 +151+62+54+75+36+57+18+89 +140 +230 +360
0+400+1010 +595 +690+760+440+1090 +635 +730+840+327 +385 +480 +198 +232 +290 +108 +131 +165+230+135+68+60+83+20+40+63+97 +155 +250 +4000+480

Remark : For each cell in the table above, values in the top row shows upper limit of tolerance and values in the bottom row shows lower limit of tolerance.

160

Commonly used fitting tolerances for bore dimensions
Unit：μ m
Dimensions(mm)Above Below-Js
Js6Js7K
Js8Js93±3±5±7± 12.536±4±6±9± 15610± 4.5± 7.5± 11± 1810141418305080

120± 12.5 ± 19.5 ± 3150
65± 15± 23± 3780
100± 17.5 ± 27

± 43.5120160160

180180200200

225

225

250

250280280315315355355

400

400

450± 12.5 ± 20± 14.5 ± 23S

T

UX

T7U7X7K7M6M7N6N7P6P7R7S700-2-2-4-4-6-6-10-14-6-10-8-12-10-14-12-16-20-24+2+3-10-5-4-9-8-11-15-6-9-9-12-13-16-17-20-23-27+2+5-30-7-4-12-9-13-17-7-10-12-15-16-19-21-24-28-32+2+6-40-9-5-15-11-16-21-9-12-15-18-20-23-26-29-34-39--18-20-28-30-19-24-31-36-22-28-37-43-26-51--44-38-33-46+2+6-40-11-7-18-14-20-27-11-15-17-21-24-28-31-35-41-48± 31.5 ± 50

± 36± 57.5--54-67-40-56-54-61-77-39-51-33+3+7-40-12-8-21-17-25-31-64-76-13-18-20-25-28-33-37-42-50-59-45-61-70-86-30-42-55-76+4+9-50-14-9-26-21-60-72-85-106-15-21-24-30-33-39-45-51-32-48-64-91-62-78-94-121-38-58-78-111+4+10-60-16-10-30-21-73-93-113-146-18-25-28-35-38-45-52-59-41-66-91-131-166-76-101-126-48-77-107-88-117-147+4+12-80-20-12-36-28-50-85-119-21-28-33-40-45-52-61-68-90-125-159---------------------53-93-131-93-133-171-60-105-106-151+5+13-80-22-14-41-33-63-113-24-33-37-46-51-60-70-79-109-159-67-123-113-169-74± 16± 26

± 40..5 ± 65+5+16-90-25-14-47-36-126-27-36-41-52-57-66-79-88-78-130-87± 18± 28.5 ± 44.5 ± 70+7+17-100-26-16-51-41-144-29-40-46-57-62-73-87-93-93-150-103± 20500

RK6140140450± 10.5 ± 16.5 ± 26

40± 11100± 13.5 ± 21.5

30± 9.565±924±840P-56± 6.524N-33
± 5.5

18M

± 31.5 ± 48.5 ± 77.5

+8+18-100-27-17-55-45-166-32-45-50-63-67-80-95-108-109-172

Remark : For each cell in the table above, values in the top row shows upper limit of tolerance and values in the bottom row shows lower limit of tolerance.

161