Deviations o f Shafts to b e Used i n Commonly Used Fits B

Deviations of Shafts to be Used in Commonly Used Fits (JIS B0401 extrac)

Basic step (size mm)Tolerance zone class ofshaft (μm)
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-3−14 −39−6 −12−6 −16−6 −20−2 −6−2 −80 −40 −60 −100 −140 −25±2±3±5+4 0+6 0
36−20 −50−10 −18−10 −22−10 −28−4 −9−4 −120 −50 −80 −120 −180 −30±2.5±4±6+6 +1+9 +1
610−25 −61−13 −22−13 −28−13 −35−5 −11−5 −140 −60 −90 −150 −220 −36±3±4.5±7+7 +1+10 +1
1014−32−16−16−16−6−6000004559+9+12
1418−75−27−34−43−14−17−8−11−18−27−43±±.±+1+1
18 2424 30−40 −92−20 −33−20 −41−20 −53−7 −16−7 −200 −90 −130 −210 −330 −52±4.5±6.5±10+11 +2+15 +2
30 4040 50−50 −112−25 −41−25 −50−25 −64−9 −20−9 −250 −110 −160 −250 −390 −62±5.5±8±12+13 +2+18 +2
5065−60−30−30−30−10−1000000691+15+21
6580−134−49−60−76−23−29−13−19−30−46−74±.5±.5±5+2+2
80 100100 120−72 −159−36 −58−36 −71−36 −90−12 −27−12 −340 −150 −220 −350 −540 −87±7.5±11±17+18 +3+25 +3

In every step given in the table, the value on the upper side shows the upper deviation and the value on the lower side, the lower deviation. H

Deviations of Holes to be Used in Commonly Used Fits. (JIS B0401 extrac)

Basic stepsize (mm)Tolerance zone class of hole (μm)
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-3+24 +14+28 +14+39 +14+12 +6+16 +6+20 +6+8 +2+12 +2+6 0+10 0+14 0+25 0+40 0±3±50 −60 −10
36+32 +20+38 +20+50 +20+18 +10+22 +10+28 +10+12 +4+16 +4+8 0+12 0+18 0+30 0+48 0±4±6+2 −6+3 −9
610+40 +25+47 +25+61 +25+22 +13+28 +13+35 +13+14 +5+20 +5+9 0+15 0+22 0+36 0+58 0±4.5±7+2 −7+5 −10
1014+50+59+75+27+34+43+17+24+11+18+27+43+70559+2+6
1418+32+32+32+16+16+16+6+600000±.±−9−12
1824+61+73+92+33+41+53+20+28+13+21+33+52+84±65±10+2+6
2430+40+40+40+20+20+20+7+700000.−11−15
3040+75+89+112+41+50+64+25+34+16+25+39+62+100±8±12+3+7
4050+50+50+50+25+25+25+9+900000−13−18
5065+90+106+134+49+60+76+29+40+19+30+46+74+120+4+9
6580+60+60+60+30+30+30+10+1000000±9.5±15−15−21
80100+107+126+159+58+71+90+34+47+22+35+54+87+1401117+4+10
100120+72+72+72+36+36+36+12+1200000±±−18−25

In every step given in the table, the value on the upper side shows the upper deviation and the value on the lower side, the lower deviation.