Guideline values for spacer ring width reduction – 719 .. D and 70 .. D bearing series

Increasing the preload
(back-to-back)
Decreasing the preload
(back-to-back)
Increasing the preload
(face-to-face)
Decreasing the preload
(face-to-face)
Bore
diameter
Size Requisite spacer ring width reduction of bearings in the series
719 CD 719 ACD 70 CD 70 ACD
d a b c a b c a b c a b c
mm µm
6 6 3 4 7 2 4 5
7 7 4 5 8 2 4 6
8 8 4 6 8 3 4 6
9 9 4 6 8 3 4 6
10 00 3 4 6 2 3 5 4 6 9 3 4 7
12 01 3 4 6 2 3 5 4 6 9 3 4 7
15 02 4 5 8 2 4 6 4 6 9 3 4 7
17 03 4 5 8 2 4 6 5 7 10 3 5 7
20 04 4 6 9 3 4 6 6 8 12 3 5 8
25 05 4 6 9 3 4 6 6 8 12 3 5 8
30 06 4 6 9 3 4 6 6 9 14 4 7 10
35 07 4 7 10 3 5 7 6 10 14 4 7 10
40 08 5 7 11 3 5 8 6 10 14 4 7 10
45 09 5 8 11 3 5 8 8 11 16 5 8 12
50 10 5 8 11 3 5 8 8 11 16 5 8 12
55 11 6 9 14 4 7 10 9 13 19 6 9 14
60 12 6 9 14 4 7 10 9 13 19 6 9 14
65 13 6 10 15 4 7 10 9 13 19 6 9 14
70 14 7 11 16 5 8 12 10 15 22 6 10 16
75 15 7 11 16 5 8 12 10 15 22 6 10 16
80 16 7 11 17 5 8 12 11 16 23 7 11 17
85 17 8 13 19 6 9 14 11 16 24 7 11 17
90 18 9 13 19 6 9 14 12 18 26 8 12 19
95 19 9 13 20 6 9 14 12 18 26 8 12 19
100 20 10 15 22 6 10 16 12 18 26 8 12 19
105 21 10 15 22 6 10 16 13 19 29 8 13 21
110 22 10 15 22 6 10 16 14 21 31 9 15 23
120 24 11 16 24 7 11 18 14 21 31 9 15 23
130 26 12 18 27 8 12 19 16 24 35 11 17 26
140 28 12 18 27 8 12 20 16 24 36 11 17 26
150 30 14 21 32 9 15 23 17 26 38 11 17 27
160 32 14 22 32 9 15 24 18 27 40 12 19 29
170 34 14 22 33 9 15 24 18 28 41 12 19 29
180 36 16 24 36 10 17 27 20 30 44 13 20 32
190 38 16 25 37 10 17 27 20 30 45 13 20 32
200 40 18 28 41 12 19 30 22 33 49 14 22 35
220 44 18 28 42 12 19 30 23 35 52 15 24 37
240 48 18 28 42 12 20 31 23 35 53 15 24 38
260 52 19 30 45 13 21 33 25 39 58 16 26 41
280 56 19 30 45 13 21 34
300 60 23 36 54 15 24 38
320 64 23 36 54 15 24 38
340 68 23 36 54 15 24 39
360 72 23 36 54 15 24 39

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