Page 605 - Rollingbearings

Bearing data
Table 9 Table 10
ISO tolerance classes Shaft tolerance classes for machined needle roller bearings without
an inner ring
Nominal diameter E8� F6�
Deviation Deviation Nominal inside Shaft tolerance classes 1) for shaft race-
> ≤ U L U L diameter ways to give operating clearance
F lower side medium higher side
w
mm μm μm > ≤
mm –
– 3 – – +12 +6
3 6 – – +27 +10
6 10 +47 +25 +33 +13 – 65 k5 h5 g6
65 80 k5 h5 f6
10 18 +59 +32 +27 +16 80 160 k5 g5 f6
18 30 +73 +40 +33 +20
30 50 +89 +50 +41 +25 160 180 k5 g5 e6
180 200 j5 g5 e6
50 80 +106 +60 +49 +30 200 250 j5 f6 e6
80 120 – – +58 +36
120 180 – – +68 +43 250 315 h5 f6 d6
315 400 g5 f6 d6
180 250 – – +79 +50
250 315 – – +88 +56
315 400 – – +98 +62

400 500 – – +108 +68

1) The envelope requirement (symbol � from ISO 14405-1) is not shown but applies to all
tolerance classes

Table 11
Radial internal clearance for needle roller bearings

Bore diameter Radial internal clearance 7
d C2 Normal C3 C4
> ≤ min. max. min. max. min. max. min. max.
mm µm

– 30 0 25 20 45 35 60 50 75
30 40 5 30 25 50 45 70 60 85
40 50 5 35 30 60 50 80 70 100

50 65 10 40 40 70 60 90 80 100
65 80 10 45 40 75 65 100 90 125
80 100 15 50 50 85 75 110 105 140
100 120 15 55 50 90 85 125 125 165
120 140 15 60 60 105 100 145 145 190
140 160 20 70 70 120 115 165 165 215
160 180 25 75 75 125 120 170 170 220
180 200 35 90 90 145 140 195 195 250
200 225 45 105 105 165 160 220 220 280

225 250 45 110 110 175 170 235 235 300
250 280 55 125 125 195 190 260 260 330
280 315 55 130 130 205 200 275 275 350
315 355 65 145 145 225 225 305 305 385
355 400 100 190 190 280 280 370 370 460

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