Shaft tolerance classes for machined needle roller bearings without an inner ring

Nominal inside
diameter

Shaft tolerance classes1)for shaft
raceways to give operating clearance

Fw
lower side medium higher side
>
mm





65 k5 h5 g6
65 80
k5 h5 f6
80
160
k5
g5

f6


160 180 k5 g5 e6

180

200
j5
g5
e6
200 250
j5 f6 e6


250


315


h5


f6


d6

315 400 g5
f6 d6
  1. 1) Envelope requirement (symbol Ⓔ from ISO 14405-1) applicable for all tolerance classes, e.g. k5Ⓔ.

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