Page 44 - Rollingbearings

A.2 Tolerances

Table 6
CLN class tolerances 1) for metric tapered roller bearings

Inner ring, bearing width and ring widths
d t ∆dmp t Vdsp t Vdmp t ∆Bs t Kia t ∆Ts t ∆T1s t ∆T2s
> ≤ U L U L U L U L U L
mm µm µm µm µm µm µm µm µm

10 18 0 –12 12 9 0 –50 15 100 0 50 0 50 0
18 30 0 –12 12 9 0 –50 18 100 0 50 0 50 0
30 50 0 –12 12 9 0 –50 20 100 0 50 0 50 0
Tolerances 50 80 0 0 0 –15 15 11 0 0 0 –50 25 100 0 0 0 50 0 0 0 50 0 0 0
–50
100
30
15
–20
20
120
50
50
80
–50
180
120
19
25
50
150
–25
100
35
100
100
60
200
35
26
–50
–35
315
250
A.2 180 250 0 0 0 –30 30 23 0 0 0 –50 50 150 0 0 0 50 0 0 0 100 0 0 0
70
30
315
200
–50
40
400
–40
100
100
Outer ring
D t ∆Dmp t VDsp t VDmp t ∆Cs t Kea
> ≤ U L U L
mm μm μm μm μm μm
18 30 0 –12 12 9 0 –100 18
30 50 0 –14 14 11 0 –100 20
50 80 0 –16 16 12 0 –100 25
80 120 0 –18 18 14 0 –100 35
120 150 0 –20 20 15 0 –100 40
150 180 0 –25 25 19 0 –100 45
180 250 0 –30 30 23 0 –100 50
250 315 0 –35 35 26 0 –100 60
315 400 0 –40 40 30 0 –100 70
400 500 0 –45 45 34 0 –100 80
500 630 0 –50 60 38 0 –100 100

1) Tolerance class CLN is in accordance with ISO tolerance class 6X.

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