Page 354 - Rollingbearings

2 Insert bearings (Y-bearings)
Table 5
Tolerances for SKF insert bearings

Nominal diameter Inner ring Outer ring
Bearing series All bearings
YAT 2, YAR 2, YARAG 2,
2 YET 2, YEL 2, YELAG 2
d, D Δ dmp Δ Dmp
> ≤ U L U L
mm µm µm

10 18 +15 +5 – –
18 31,75 +18 +5 – –
31,75 50,8 +19 +5 0 –10
50,8 80,962 +21 +5 0 –10
80,962 120 +25 +5 0 –15
120 150 – – 0 –15
150 180 – – 0 –20

d = nominal bore diameter
D = nominal outside diameter

Table 6
Radial internal clearance for insert bearings

Bearing size 1) Radial internal clearance of insert bearings in the series
YAT 2, YAR 2, YARAG 2, YSP 2, YSPAG 2,
YET 2, YEL 2, YELAG 2 YSA 2
min max min max
– µm

03 10 25 – –
04 12 28 – –
05-06 12 28 23 41

07-08 13 33 28 46
09-10 14 36 30 51
11-13 18 43 38 61
14-16 20 51 – –
17-20 24 58 – –

1) For example, bearing size 06 includes all bearings based on a 206 insert bearing, such as YAR 206-2F, YAR 206-101-2F, YAR 206-102-2F, YAR 206-103-2F, YAR 206-104-2F

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