Page 370 - MiSUMi FA Mechanical Components Economy Series

7 Economy Series Radial Bearing (Class 0) Tolerances & Allowances
Bearings / Bearings With Housings / Rod End Bearings / Pivot Pins Table 1 X and Y Values of Radial Ball Bearing (Excerpted from GB/T 6391-2010)
Bearings

Single Row Bearing
Bearings Bearing Type “Relative Axial Fa ≤e Fa >e Fa Double Row Bearing >e e
Fa
≤e
a,b
Load”
Fr
Fr
Fr
Fr
P.365 foFa c iZDw 2 X Y X Y X Y X Y
Fa
Bearings With Housings 0.172 0.172 1.99 1.99 0.19
Cor
2.3
2.3
0.345
0.345
0.22
1.55
1.03
1.55
0.28
1.03
P.393 Radial Contact 0.689 0.689 1 0 0.56 1.71 1 0 0.56 1.71 0.26
Ball Bearing
Ball Bearing Lock Nuts 2.07 2.07 1.31 1.31 0.34
1.38
1.45
0.3
1.45
1.38
1.15
3.45
3.45
0.38
1.15
P.395 5.17 5.17 1.04 1.04 0.42
6.89
6.89
1
0.44
1
Bearing Shaft Screws Table 2 Radial Bearing (Except Cone Roller Bearing)--Inner Ring--General Grade Tolerance (Excerpted from GB/T 307.1-2017)
Limit deviations and tolerance values are in microns.
d
t Vdsp
t ˚Bs
0, 1
U
L
P.403 > mm ≤ U t ˚dmp L 9 Diameter Series 2, 3, 4 t Vdmp t Kia All Normal Correction a t VBs
- 0.6 0.6 0 0 - 8 10 8 8 6 6 6 6 10 0 0 - 40 - - 12
2.5
12
10
- 8
- 40
10
Rod End Bearings 10 2.5 10 0 0 0 - 8 10 10 8 8 6 6 8 6 6 8 10 0 0 0 - 120 -250 15
- 8
10
20
- 120
-250
10
18
13
- 10
-250
13
18
- 120
20
30
30 50 0 - 12 15 12 9 9 15 0 - 120 -250 20
80
P.405 50 120 0 0 - 15 19 19 11 11 20 0 0 - 150 -380 25
25
25
80
- 200
-380
15
15
25
- 20
25
120 180 0 0 - 25 31 31 19 19 30 0 0 - 250 -500 30
Pivot Pins 250 315 0 0 - 35 44 44 26 26 50 0 0 - 350 -500 35
- 30
40
38
23
23
-500
250
30
180
38
- 300
30
- 400
40
315
60
-630
50
50
400
- 40
30
400
70
63
- 50
- 500
500 500 0 0 - 45 56 56 34 34 65 0 0 - 450 - - 50
63
38
38
630
60
P.409 630 800 0 - 75 - - - - 80 0 - 750 - 70
800 1000 0 -100 - - - - 90 0 -1000 - 80
1000 1250 0 -125 - - - - 100 0 -1250 - 100
1250 1600 0 -160 - - - - 120 0 -1600 - 120
1600 2000 0 -200 - - - - 140 0 -2000 - 140
EIt is applicable to the inner and outer rings of single bearings installed in pairs or groups, and it is also applicable to the inner rings of tapered bore bearings with d≥50mm.
Table 3 Radial Bearing (Except Cone Roller Bearing)--Outer Ring--General Grade Tolerance (Excerpted from GB/T 307.1-2017)
Limit deviations and tolerance values are in microns.
t VDsp a
D Open Type Bearing Closed Type Bearing t ˚Cs
mm t ˚Dmp t VDmp a t Kea t ˚Cls b t VCs
Diameter Series t VCls b
> ≤ U L 9 0, 1 2, 3, 4 2, 3, 4 U L
- 2.5 0 - 8 10 8 6 10 6 15
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
120 150 0 - 18 23 23 14 30 14 40
150 180 0 - 25 31 31 19 38 19 45
180 250 0 - 30 38 38 23 - 23 50 Same as t ˚Bs and
t VBs of the same bearing
250 315 0 - 35 44 44 26 - 26 60 inner ring
315 400 0 - 40 50 50 30 - 30 70
400 500 0 - 45 56 56 34 - 34 80
500 630 0 - 50 63 63 38 - 38 100
630 800 0 - 75 94 94 55 - 55 120
800 1000 0 -100 125 125 75 - 75 140
1000 1250 0 -125 - - - - - 160
1250 1600 0 -160 - - - - - 190
1600 2000 0 -200 - - - - - 220
2000 2500 0 -250 - - - - - 250
EThe limit deviation of outer ring flange O.D. D1 is given in Table 25.
a Applicable to the inner and outer stop rings before installation or after removal.
b Only applicable to groove type ball bearings.
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