Shaft tolerances and resultant fits

Shaft tolerances and resultant fits

Shaft
Nominal
diameter
Bearing
Bore diameter
tolerance
Shaft diameter deviations, resultant fits1)
Tolerance classes
d tΔdmp h6Ⓔ h8Ⓔ h9Ⓔ j5Ⓔ j6Ⓔ


Deviations (shaft diameter)


Theoretical interference (–)/clearance (+)
> L U Probable interference (–)/clearance (+)
mm µm µm














3 –8 0 0 –6 0 –14 0 –25 +2 –2 +4 –2




–8 +6 –8 +14 –8 +25 –10 +2 –12 +2




–6 +4 –6 +12 –5 +22 –9 +1 –10 0














3 6 –8 0 0 –8 0 –18 0 –30 +3 –2 +6 –2




–8 +8 –8 +18 –8 +30 –11 +2 –14 +2




–6 +6 –5 +15 –5 +27 –10 +1 –12 0














6 10 –8 0 0 –9 0 –22 0 –36 +4 –2 +7 –2




–8 +9 –8 +22 –8 +36 –12 +2 –15 +2




–6 +7 –5 +19 –5 +33 –10 0 –13 0














10 18 –8 0 0 –11 0 –27 0 –43 +5 –3 +8 –3




–8 +11 –8 +27 –8 +43 –13 +3 –16 +3




–6 +9 –5 +24 –5 +40 –11 +1 –14 +1














18 30 –10 0 0 –13 0 –33 0 –52 +5 –4 +9 –4




–10 +13 –10 +33 –10 +52 –15 +4 –19 +4




–7 +10 –6 +29 –6 +48 –13 +2 –16 +1














30 50 –12 0 0 –16 0 –39 0 –62 +6 –5 +11 –5




–12 +16 –12 +39 –12 +62 –18 +5 –23 +5




–8 +12 –7 +34 –7 +57 –15 +2 –19 +1














50 80 –15 0 0 –19 0 –46 0 –74 +6 –7 +12 –7




–15 +19 –15 +46 –15 +74 –21 +7 –27 +7




–11 +15 –9 +40 –9 +68 –17 +3 –23 +3














80 120 –20 0 0 –22 0 –54 0 –87 +6 –9 +13 –9




–20 +22 –20 +54 –20 +87 –26 +9 –33 +9




–14 +16 –12 +46 –12 +79 –21 +4 –27 +3














120 180 –25 0 0 –25 0 –63 0 –100 +7 –11 +14 –11




–25 +25 –25 +63 –25 +100 –32 +11 –39 +11




–18 +18 –15 +53 –15 +90 –26 +5 –32 +4














180 250 –30 0 0 –29 0 –72 0 –115 +7 –13 +16 –13




–30 +29 –30 +72 –30 +115 –37 +13 –46 +13




–22 +21 –18 +60 –17 +102 –31 +7 –38 +5














250 315 –35 0 0 –32 0 –81 0 –130 +7 –16 +16 –16




–35 +32 –35 +81 –35 +130 –42 +16 –51 +16




–26 +23 –22 +68 –20 +115 –34 +8 –42 +7














315 400 –40 0 0 –36 0 –89 0 –140 +7 –18 +18 –18




–40 +36 –40 +89 –40 +140 –47 +18 –58 +18




–29 +25 –25 +74 –23 +123 –39 +10 –47 +7














400 500 –45 0 0 –40 0 –97 0 –155 +7 –20 +20 –20




–45 +40 –45 +97 –45 +155 –52 +20 –65 +20




–33 +28 –28 +80 –26 +136 –43 +11 –53 +8













500 630 –50 0 0 –44 0 –110 0 –175 –22 –22




–50 +44 –50 +110 –50 +175 –72 +22




–37 +31 –31 +91 –29 +154 –59 +9














630 800 –75 0 0 –50 0 –125 0 –200 +25 –25




–75 +50 –75 +125 –75 +200 –100 +25




–58 +33 –48 +98 –45 +170 –83 +8














800 1 000 –100 0 0 –56 0 –140 0 –230 +28 –28




–100 +56 –100 +140 –100 +230 –128 +28




–80 +36 –67 +107 –61 +191 –108 +8














1 000 1 250 –125 0 0 –66 0 –165 0 –260 +33 –33




–125 +66 –125 +165 –125 +260 –158 +33




–101 +42 –84 +124 –77 +212 –134 +9














1 250 1 600 –160 0 0 –78 0 –195 0 –310 +39 –39




–160 +78 –160 +195 –160 +310 –199 +39




–130 +48 –109 +144 –100 +250 –169 +9














1 600 2 000 –200 0 0 –92 0 –230 0 –370 +46 –46




–200 +92 –200 +230 –200 +370 –246 +46




–165 +57 –138 +168 –126 +296 –211 +11














  1. 1) Values are valid for most bearings with Normal tolerances. For exceptions, refer to Tolerances and resultant fits.

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