GRW High Precision Ball Bearings
High precision ball bearings in grades up to ABEC 9 with bores from 1 to 30mm and comparable inch dimensions
Bore retaining rings
Type
Dimensions (mm)
Bore
Retaining Ring
Groove
d1 Ø
d3 max.
b + 0.10
s + 0.02
d2 + 0.05
m + 0.03
BSR4
4
4.40
0.50
0.30
4.30
0.33
BSR5
5
5.45
5.30
BSR6
6
6.45
6.30
BSR7
7
7.50
7.30
BSR8
8
8.60
0.70
0.40
8.40
0.44
BSR9
9
9.60
9.40
BSR10
10
10.65
10.40
BSR11
11
11.65
11.40
BSR12
12
12.75
0.90
12.50
0.55
BSR13
13
13.75
13.50
BSR14
14
14.80
14.50
BSR15
15
15.80
15.50
BSR16
16
16.85
16.50
BSR17
17
17.85
17.50
BSR19
19
20.00
1.10
0.60
19.60
0.66
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