■ Dimensional Tolerances for Regularly Used Fits

[Taken from JIS B 0401 (1999)]

  • Dimensional Tolerances for Regularly Used Shaft Fits
Base Dimensio (mm) More than Maxn . b9 c9d8 d9 e7 e8e9 f6f7f8gT 5ol gera 6 hnc 5e Z h6one hCl 7ass h8of Shaft h9 js5js6js7k5k6m5m6n6p6 r6 s6tU 6nits μm u6 x6
Q 3-140 -165 -60 -85-20 -34 -20 -45 -14 -24-14 -28-14 -39 -6 -12-6 -16--8 20- -2 6- -2 80 -4-0 6-0 100 -140 -25 `±`2`±`3`±`5+4 0+6 0+6 +2+8 +2+10 +4+12 +6 +16 +10+20 +14Q+24 +18 +26 +20
3 6-140 -170 -70 -100-30 -48 -30 -60 -20 -32-20 -38-20 -50 -10 -18-10 -22- -10 28- -4 9- -14 20 -5-0 8-0 120 -180 -30 `±`2.5`±`4`±`6+ +6 1+9 +1+9 +4+12 +4+16 +8+20 +12 +23 +15+27 +19Q+31 +23 +36 +28
6 10-150 -186 -80 -116-40 -62 -40 -76 -25 -40-25 -47-25 -61 -13 -22-13 -28- -13 35- -15 1- -15 40 -6-0 9-0 150 -220 -36 `±`3`±`4.5`±`7.5+ +7 1+10 +1+12 +6+15 +6+19 +10+24 +15 +28 +19+32 +23Q+37 +28 +43 +34
10 14 14 18-150 -193 -95 -138-50 -77 -50 -93 -32 -50-32 -59-32 -75 -16 -27-16 -34- -16 43- -16 4- -16 70 -8-10 1-0 180 -270 -43 `±`4`±`5.5`±`9+ +9 1+12 +1+15 +7+18 +7+23 +12+29 +18 +34 +23+39 +28Q+44 +33 +51 +40 +56 +45
18 24 24 30-160 -212 -110 -162-65 -98 -65 -117 -40 -61-40 -73-40 -92 -20 -33-20 -41- -20 53- -17 6- -27 00 -9-10 3-0 210 -330 -52 `±`4.5`±`6.5`±`10.5+1 +1 2+15 +2+17 +8+21 +8+28 +15+35 +22 +41 +28+48 +35Q +54 +41+54 +41 +67 +54 +61 +48 +77 +64
30 40 40 50-170 -232 -120 -182 - -180 -242 -130 -192-80 119 -80 -142 -50 -75-50 -89-50 -112 -25 -41-25 -50- -25 64- -29 0- -29 5 -0 11-10 6-0 250 -390 -62 `±`5.5`±`8`±`12.5+1 +3 2+18 +2+20 +9+25 +9+33 +17+42 +26 +50 +34+59 +43+64 +48 +70 +54+76 +60 Q +86 +70
50 65-190 -264 -140 -214 -100 -100 -60-60-60 -30-30-30-10-1000000 `±`65`±`95`±`15+15+21+24+30+39+51 +60 +41+72 +53+85 +66+106 +87 Q
65 80- -200 -274 -150 -224146 -174 -90 -106-134 -49-60-76-23-29 -13-19-30-46-74 ..+2+2+11+11+20+32 +62 +43+78 +59+94 +75+121 +102
80 100 100 120-220 -307 -170 -257 - - -240 -327 -180 -267120 174 -120 -207 -72 -107 -1-72 26-72 -159 -36 -58-36 -71- -36 90-1 -22 7-1 -32 4 -0 15-20 2-0 350 -540 -87 `±`7.5`±`11`±`17.5+1 +8 3+25 +3+28 +13+ +35 13+45 +23+59 +37 +73 +51 +76 +54 ++93 +71 101 +79+ + +113 +91 126 104+146 +124 Q +166 +144
120 140 140 160 160 180-260 -360 -200 -300 - - -280 -380 -210 -310 -310 -410 -230 -330145 208 -145 -245 -85 -125 -1-85 48-85 -185 -43 -68-43 -83- -143 06-1 -34 2-1 -34 9 -0 18-20 5-0 400 -630 -100 `±`9`±`12.5`±`20+2 +1 3+28 +3+33 +15+ +40 15+52 +27+68 +43 +88 +63 + +90 +65 + + +93 +68 + +117 +92 125 100 133 108+ + + + + +147 122 159 134 171 146Q Q
180 200 200 225 225 250-340 -455 -240 -355 - - -380 -495 -260 -375 -420 -535 -280 -395170 242 -170 -285 -100 -146 -1 -100 72-100 -215 -50 -79-50 -96- -150 22-1 -35 5-1 -45 4 -0 20-20 9-0 460 -720 -115`±`10`±`14.5`±`23+2 +4 4+33 +4+37 +17+ +46 17+60 +31+79 +50 +106 +77 + + +109 +80 + + +113 +84 + +151 122 159 130 169 140QQ Q
N250 280 280 315-480 -610 -300 -430 - - -540 -670 -330 -460190 271 -190 -320 -110 -162 -1 -110 91-110 -240 -56 -88-56 -108- -156 37-1 -47 0-1 -47 9 -0 23-30 2-0 520 -810 -130`±`11.5`±`16`±`26+2 +7 4+36 +4+43 +20+ +52 20+66 +34+88 +56 +126 +94 +130 +98QQQ Q
Technical Guidance / References315 355 355 400-600 -740 -360 -500 - - -680 -820 -400 -540210 299 -210 -350 -125 -182 -1 -225 14-125 -265 -62 -98-62 -119- -162 51-1 -48 3-1 -58 4 -0 25-30 6-0 570 -890 -140`±`12.5`±`18`±`28.5+2 +9 4+40 +4+46 +21+ +57 21+73 +37+98 +62 +144 +108 +150 +114QQQ Q
400 450 450 500-760 -915 -440 -595 - - -840 -995 -480 -635230 327 -230 -385 -135 -198 -1 -235 32-135 -290 -68 -108-68 -131- -168 65-2 -40 7-2 -60 0 -0 27-40 0-0 630 -970 -155`±`13.5`±`20`±`31.5+3 +2 5+45 +5+50 +23+ +63 23+80 +40+108 +68 +166 +126 +172 +132QQQ Q