TOLERANCE FOR OUTER RING(ISO)
Normal
bore
diameter
(mm) |
Bore Diameter Tolerance |
Width variation |
Outside
surface
runout
with side |
Tolerance for mean value dm |
Tolerance for D |
All
Class |
P0 |
P6 |
P5 |
P4 |
P0 |
P6 |
P5 |
P4 |
Open |
Shield |
Open |
Shield |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
P0 |
P6 |
P5 |
P4 |
2.5
6
18
30
50 |
16
18
30
50
80 |
0
0
0
0
0 |
-8
-8
-9
-11
-13 |
-7
-7
-8
-9
-11 |
-5
-5
-6
-7
-9 |
-4
-4
-5
-6
-7 |
+1
+2
+2
+3+4 |
-9
-10
-11
-14
-17 |
+4
+5
+6
+8
+10 |
-12
-13
-15
-19
-23 |
+1
+1
+1
+2
+2 |
-8
-8
-9
-11
-13 |
+3
+3
+4
+6
+8 |
-10
-10
-12
-15
-19 |
0
0
0
0
0 |
-5
-5
-6
-7
-9 |
0
0
0
0
0 |
-4
-4
-5
-6
-7 |
5
5
5
5
6 |
2.5
2.5
2.5
2.5
3 |
8
8
8
8
8 |
4
4
4
4
4 |
Remarks: 1) This is applied to diameter series 0,2,3,4 and those equivalent to above.
2) In case of sealed or shield bearings (P5,P4) tolerance for D above-listed is that measured before either seal or shield attached.
TOLERANCE FOR INNER RING(ISO)
Normal
bore
diameter
(mm) |
Bore Diameter Tolerance |
lnner or Outer Ring width |
Tolerance for mean value dm |
Tolerance for d |
Tolerance for width |
Width variation |
All
Class |
P0 |
P6 |
P5 |
P4 |
P0 |
P6 |
P5 |
P4 |
P0 P6 |
P5 P4 |
P0 |
P6 |
P5 |
P4 |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
0.6
2.5
10
18
30 |
2.5
10
18
30
50 |
0
0
0
0
0 |
-8
-8
-8
-10
-12 |
-7
-7
-7
-8
-10 |
-5
-5
-5
-6
-8 |
-4
-4
-4
-5
-6 |
+1
+2
+3
+3
+3 |
-9
-10
-11
-13
-15 |
+1
+1
+1
+1
+1 |
-8
-8
-8
-9
-11 |
0
0
0
0
0 |
-5
-5
-5
-6
-8 |
0
0
0
0
0 |
-4
-4
-4
-5
-6 |
0
0
0
0
0 |
-40
-120
-120
-120
-120 |
0
0
0
0
0 |
-40
-40
-80
-120
-120 |
12
15
20
20
20 |
12
15
20
20
20 |
5
5
5
5
5 |
2.5
2.5
2.5
2.5
2.5 |
Remarks: This is applied to diameter series 0,2,3,4 and those equivalent to above.
TOLERANCE FOR OUTER RING (AFBMA STNDARDS)
Normal
bore
diameter
(mm) |
Outside Diameter Tolerance |
Width variation |
Radial runout |
Tolerance for mean
value dm |
Open Type |
Seal and Shield type |
Tolerance d |
Roundness |
Taper |
Tolerance D |
Roundness |
Taper |
All
Class |
ABEC1
ABEC3 |
ABEC5P
ABEC7P |
ABEC1
ABEC3 |
ABEC5P
ABEC7P |
ABEC5P
ABEC7p |
ABEC5P
ABEC7P |
ABEC1
ABEC3 |
ABEC5P
ABEC7P |
ABEC5P
ABEC7P |
ABEC5P
ABEC7P |
ABEC1 |
ABEC3 |
ABEC1
ABEC3 |
ABEC5P |
ABEC7P |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
2.5
6
18
30
50 |
16
18
30
50
80 |
0
0
0
0
0 |
-7.5
-10
-12.5
-12.5 |
-5
-5
-5
-5 |
+2.5
+2.5
+5
+5 |
-10
+12.5
-18
-18 |
0
0
0
0 |
-5
-5
-5
-5 |
+2.5
+2.5
+2.5
+2.5 |
+2.5
+2.5
+2.5
+2.5 |
+5
+5
+7.5
+10 |
-12.5
-15
-20
-23 |
+1
+1
+1
+1 |
-6
-6
-6
-6 |
5
5
5
5 |
5
5
5
5 |
5
5
5
5 |
+2.5
+2.5
+2.5
+2.5 |
15
15
20
25 |
5
5
5 |
3.5
3.5
3.5
5 |
Remarks: This is applied to diameter series 0,2,3,4 and those equivalent to above.
TOLERANCE FOR INNER RING (AFBMA STANDARDS)
Normal
bore
diameter
(mm) |
Bore Diameter Tolerance |
lnner or Outer Ring width |
Radial runout |
Tolerance for mean value dm |
Tolerance for d |
Tolerance for width |
Width variation |
All
Class |
ABEC1 |
ABEC3 |
ABEC5P
ABEC7P |
ABEC1
ABEC3 |
ABEC1 |
ABEC3 |
ABEC5P
ABEC7P |
All
Class |
ABEC1
ABEC3 |
ABEC5P
ABEC7P |
ABEC5P |
ABEC7P |
ABEC1 |
ABEC3 |
ABEC5P |
ABEC7P |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
|
|
|
|
0.6
10
18
30
50 |
10
18
30
50
80 |
0
0
0
0
0 |
-7.5
-7.5
-10
-12.5
-15 |
-5
-5
-5
-5
-7.5 |
-5
-5
-5 |
+2.5
+2.5
+2.5
+2.5
+5 |
-10
-10
-12.5
-15
-20 |
-7.5
-7.5
-7.5
-7.5
-10 |
0
0
0
0
0 |
-5
-5
-5 |
0
0
0
0
0 |
-127
-127
-127
-127
-152 |
-25
-25
-25 |
5
5
5 |
2.5
2.5
2.5 |
7.5
10
12.5
15
20 |
5
5
5 |
3.5
3.5
3.5 |
2.5
2.5
2.5 |
Remarks: This is applied to diameter series 0,2,3,4 and those equivalent to above.
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