d(mm)
When turning this technical rule into a purchasing decision, compare related CXE Bearing collections for deep groove ball bearings, GCR15 chrome steel bearings, and single row angular contact ball bearings; the linked categories help connect terminology with actual bearing families.
△dmp (um)
Vdp (um)
Vdmp (um)
Kia (um)
△Bs (um)
VBs
Diameter Series
9
0，1
2，3，4
All
Normal
Modified
Over
to
<
≤
max
max
max
<
≤
max
0.6
2.5
0
-7
9
7
5
5
5
0
-40
12
2.5
10
0
-7
9
7
5
5
6
0
-120
-250
15
10
18
0
-7
9
7
5
5
7
0
-120
-250
20
18
30
0
-8
10
8
6
6
8
0
-120
-250
20
30
50
0
-10
13
10
8
8
10
0
-120
-250
20
50
80
0
-12
15
15
9
9
10
0
-150
-380
25
80
120
0
-15
19
19
11
11
13
0
-200
-380
25
120
180
0
-18
23
23
14
14
18
0
-250
-500
30
180
250
0
-22
28
28
17
17
20
0
-300
-500
30
250
315
0
-25
31
31
19
19
25
0
-350
-500
35
315
400
0
-30
38
38
23
23
30
0
-400
-630
40
400
500
0
-35
44
44
26
26
35
0
-450
50
500
630
0
-40
50
50
30
30
40
0
-500
60
d(mm) : Nominal Bore Diameter △dmp (um) : Single Plane Mean Bore Diameter Deviation Vdp (um) : Single Radial Plane Bore Diameter Variation Vdmp (um) : Mean Bore Diameter Variation Kia (um) : Radial Runout of Inner Ring △Bs (um) :Single Width Deviation VBs (um) : Width Variation