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 f5Ⓔ f6Ⓔ g5Ⓔ g6Ⓔ h5Ⓔ


Deviations (shaft diameter)


Theoretical interference (–)/clearance (+)
over incl. low high Probable interference (–)/clearance (+)
mm µm µm














3 –8 0 –6 –10 –6 –12 –2 –6 –2 –8 0 –4




–2 +10 –2 +12 –6 +6 –6 +8 –8 +4




–1 +9 0 +10 –5 +5 –4 +6 –7 +3














3 6 –8 0 –10 –15 –10 –18 –4 –9 –4 –12 0 –5




+2 +15 +2 +18 –4 +9 –4 +12 –8 +5




+3 +14 +4 +16 –3 +8 –2 +10 –7 +4














6 10 –8 0 –13 –19 –13 –22 –5 –11 –5 –14 0 –6




+5 +19 +5 +22 –3 +11 –3 +14 –8 +6




+7 +17 +7 +20 –1 +9 –1 +12 –6 +4














10 18 –8 0 –16 –24 –16 –27 –6 –14 –6 –17 0 –8




+8 +24 +8 +27 –2 +14 –2 +17 –8 +8




+10 +22 +10 +25 0 +12 0 +15 –6 +6














18 30 –10 0 –20 –29 –20 –33 –7 –16 –7 –20 0 –9




+10 +29 +10 +33 –3 +16 –3 +20 –10 +9




+12 +27 +13 +30 –1 +14 0 +17 –8 +7














30 50 –12 0 –25 –36 –25 –41 –9 –20 –9 –25 0 –11




+13 +36 +13 +41 –3 +20 –3 +25 –12 +11




+16 +33 +17 +37 0 +17 +1 +21 –9 +8














50 80 –15 0 –30 –43 –30 –49 –10 –23 –10 –29 0 –13




+15 +43 +15 +49 –5 +23 –5 +29 –15 +13




+19 +39 +19 +45 –1 +19 –1 +25 –11 +9














80 120 –20 0 –36 –51 –36 –58 –12 –27 –12 –34 0 –15




+16 +51 +16 +58 –8 +27 –8 +34 –20 +15




+21 +46 +22 +52 –3 +22 –2 +28 –15 +10














120 180 –25 0 –43 –61 –43 –68 –14 –32 –14 –39 0 –18




+18 +61 +18 +68 –11 +32 –11 +39 –25 +18




+24 +55 +25 +61 –5 +26 –4 +32 –19 +12














180 250 –30 0 –50 –70 –50 –79 –15 –35 –15 –44 0 –20




+20 +70 +20 +79 –15 +35 –15 +44 –30 +20




+26 +64 +28 +71 –9 +29 –7 +36 –24 +14














250 315 –35 0 –56 –79 –56 –88 –17 –40 –17 –49 0 –23




+21 +79 +21 +88 –18 +40 –18 +49 –35 +23




+29 +71 +30 +79 –10 +32 –9 +40 –27 +15














315 400 –40 0 –62 –87 –62 –98 –18 –43 –18 –54 0 –25




+22 +87 +22 +98 –22 +43 –22 +54 –40 +25




+30 +79 +33 +87 –14 +35 –11 +43 –32 +17














400 500 –45 0 –68 –95 –68 –108 –20 –47 –20 –60 0 –27




+23 +95 +23 +108 –25 +47 –25 +60 –45 +27




+32 +86 +35 +96 –16 +38 –13 +48 –36 +18














500 630 –50 0 –76 –104 –76 –120 –22 –50 –22 –66 0 –28




+26 +104 +26 +120 –28 +50 –28 +66 –50 +28




+36 +94 +39 +107 –18 +40 –15 +53 –40 +18














630 800 –75 0 –80 –112 –80 –130 –24 –56 –24 –74 0 –32




+5 +112 +5 +130 –51 +56 –51 +74 –75 +32




+17 +100 +22 +113 –39 +44 –34 +57 –63 +20














800 1 000 –100 0 –86 –122 –86 –142 –26 –62 –26 –82 0 –36




–14 +122 –14 +142 –74 +62 –74 +82 –100 +36




0 +108 +6 +122 –60 +48 –54 +62 –86 +22














1 000 1 250 –125 0 –98 –140 –98 –164 –28 –70 –28 –94 0 –42




–27 +140 –27 +164 –97 +70 –97 +94 –125 +42




–10 +123 –3 +140 –80 +53 –73 +70 –108 +25














1 250 1 600 –160 0 –110 –160 –110 –188 –30 –80 –30 –108 0 –50




–50 +160 –50 +188 –130 +80 –130 +108 –160 +50




–29 +139 –20 +158 –109 +59 –100 +78 –139 +29














1 600 2 000 –200 0 –120 –180 –120 –212 –32 –92 –32 –124 0 –60




–80 +180 –80 +212 –168 +92 –168 +124 –200 +60




–55 +155 –45 +177 –143 +67 –133 +89 –175 +35














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

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