| Tolerance Class： |
| |
| Comparison Table of Bearing Tolerance Class Standard |
|
Standard |
Tolerance |
|
GB/T307-94 |
B |
C |
D |
E |
G |
|
ISO |
CLASS2 |
CALSS4 |
CLASS5 |
CLASS6 |
NORMAL CLASS |
|
DIN |
P2 |
P4 |
P5 |
P6 |
P0 |
|
ANSI |
ABEC9 |
ABEC7 |
ABEC5 |
ABEC3 |
ABEC1 |
|
JIS |
JIS2 |
JIS4 |
JIS5 |
JIS6 |
JIS0 | | |
| |
| G Class/ABEC1 Class |
| |
|
|
|
d |
^dmp |
Vdp |
Vdmp |
Kia |
^Bs |
VBs |
|
Diameter series |
|
mm |
9 |
0,1 |
2,3,4 |
|
Over |
Incl. |
Max. |
Min. |
Max.. |
Max.. |
Max. |
Max. |
Min. |
Max. |
|
0.6 |
2.5 |
0 |
-8 |
10 |
8 |
6 |
6 |
10 |
0 |
-40 |
12 |
|
2.5 |
10 |
0 |
-8 |
10 |
8 |
6 |
6 |
10 |
0 |
-120 |
15 |
|
10 |
18 |
0 |
-8 |
10 |
8 |
6 |
6 |
10 |
0 |
-120 |
20 |
|
18 |
30 |
0 |
-10 |
13 |
10 |
8 |
8 |
13 |
0 |
-120 |
20 |
|
30 |
50 |
0 |
-12 |
15 |
12 |
9 |
9 |
15 |
0 |
-120 |
20 |
|
50 |
80 |
0 |
-15 |
19 |
19 |
11 |
11 |
20 |
0 |
-150 |
25 | | |
| |
|
|
|
D |
^Dmp |
VDp |
VDmp |
Kea |
^Cs |
VCs |
|
open capped |
|
mm |
Diameter series |
|
9 |
0,1 |
2,3,4 |
2,3,4 |
|
Over |
Incl. |
Max. |
Min. |
Max. |
Max. |
Max. |
Max. |
Min. |
Max. |
|
2.5 |
6 |
0 |
-8 |
10 |
8 |
6 |
10 |
6 |
15 |
|
|
|
|
6 |
18 |
0 |
-8 |
10 |
8 |
6 |
10 |
6 |
15 |
|
|
|
|
18 |
30 |
0 |
-9 |
12 |
9 |
7 |
12 |
7 |
15 |
|
|
|
|
30 |
50 |
0 |
-11 |
14 |
11 |
8 |
16 |
8 |
20 |
|
|
|
|
50 |
80 |
0 |
-13 |
16 |
13 |
10 |
20 |
10 |
25 |
|
|
|
|
80 |
120 |
0 |
-15 |
19 |
19 |
11 |
26 |
11 |
35 |
|
|
| | |
| |
| E Class/ABEC3 Class |
| |
|
|
|
d |
^dmp |
Vdp |
Vdmp |
Kia |
^Bs |
VBs |
|
Diameter series |
|
mm |
9 |
0,1 |
2,3,4 |
|
Over |
Incl. |
Max. |
Min. |
Max. |
Max. |
Max. |
Max. |
Min. |
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 |
15 |
|
10 |
18 |
0 |
-7 |
9 |
7 |
5 |
5 |
7 |
0 |
-120 |
20 |
|
18 |
30 |
0 |
-8 |
10 |
8 |
6 |
6 |
8 |
0 |
-120 |
20 |
|
30 |
50 |
0 |
-10 |
13 |
10 |
8 |
8 |
10 |
0 |
-120 |
20 |
|
50 |
80 |
0 |
-12 |
15 |
15 |
9 |
9 |
10 |
0 |
-150 |
25 | | |
| |
|
|
|
D |
^Dmp |
VDp2) |
VDmp4) |
Kea |
^Cs |
VCs |
|
open |
|
capped |
|
mm |
Diameter series |
|
9 |
0,1 |
2,3,4 |
0,1,2,3,4 |
|
Over |
Incl. |
Max. |
Min. |
Max. |
Max. |
Max. |
Max. |
Min. |
Max. |
|
2.5 |
6 |
0 |
-7 |
9 |
7 |
5 |
9 |
5 |
8 |
|
|
|
|
6 |
18 |
0 |
-7 |
9 |
7 |
5 |
9 |
5 |
8 |
|
|
|
|
18 |
30 |
0 |
-8 |
10 |
8 |
6 |
10 |
6 |
9 |
|
|
|
|
30 |
50 |
0 |
-9 |
11 |
9 |
7 |
13 |
7 |
10 |
|
|
|
|
50 |
80 |
0 |
-11 |
14 |
11 |
8 |
16 |
8 |
13 |
|
|
|
|
80 |
120 |
0 |
-13 |
16 |
16 |
10 |
20 |
10 |
18 |
|
|
|
|
120 |
150 |
0 |
-15 |
19 |
19 |
11 |
25 |
11 |
20 |
|
|
| | |
| |
| D Class/ABEC5 Class |
| |
|
|
|
d |
^dmp |
Vdp |
Vdmp |
Kia |
Sd |
Sia |
^Bs |
VBs |
|
mm |
Diameter series |
|
9 |
0,1,2,3 |
|
Over |
Incl. |
Max. |
Min. |
Max. |
3 |
Max. |
Max. |
Max. |
Max. |
Min. |
Max. |
|
0.6 |
2.5 |
0 |
-5 |
5 |
4 |
3 |
4 |
7 |
7 |
0 |
-40 |
5 |
|
2.5 |
10 |
0 |
-5 |
5 |
4 |
3 |
4 |
7 |
7 |
0 |
-40 |
5 |
|
10 |
18 |
0 |
-5 |
5 |
4 |
3 |
4 |
7 |
7 |
0 |
-80 |
5 |
|
18 |
30 |
0 |
-6 |
6 |
5 |
3 |
4 |
8 |
8 |
0 |
-120 |
5 |
|
30 |
50 |
0 |
-8 |
8 |
6 |
4 |
5 |
8 |
8 |
0 |
-120 |
5 |
|
50 |
80 |
0 |
-9 |
9 |
7 |
5 |
5 |
8 |
8 |
0 |
-150 |
6 | | |
| |
|
|
|
D |
^Dmp |
VDp |
VDmp |
Kea |
SD |
Sea |
^Cs |
VCs |
|
Diameter series |
SD1 |
|
mm |
9 |
0,1,2,3 |
|
Over |
Incl. |
Max. |
Min. |
Max. |
Max. |
Max. |
Max. |
Max. |
Max. |
Min. |
Max. |
|
2.5 |
6 |
0 |
-5 |
5 |
4 |
3 |
5 |
8 |
8 |
|
|
5 |
|
6 |
18 |
0 |
-5 |
5 |
4 |
3 |
5 |
8 |
8 |
|
|
5 |
|
18 |
30 |
0 |
-6 |
6 |
5 |
3 |
6 |
8 |
8 |
|
|
5 |
|
30 |
50 |
0 |
-7 |
7 |
5 |
4 |
7 |
8 |
8 |
|
|
5 |
|
50 |
80 |
0 |
-9 |
9 |
7 |
5 |
8 |
8 |
10 |
|
|
6 |
|
80 |
120 |
0 |
-10 |
10 |
8 |
5 |
10 |
9 |
11 |
|
|
8 |
|
120 |
150 |
0 |
-11 |
11 |
8 |
6 |
11 |
10 |
13 |
|
|
8 | | |
| |