Ball 6900 6900-2RS 6900ZZ bearing size: 10*22*6 mm ball bearings 50pcs/lot Price of factory direct sales

Ball 6900 6900-2RS 6900ZZ bearing size: 10*22*6 mm ball bearings 50pcs/lot Price of factory direct sales

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Tags: bearing extractor, bearing red, bearing 6301, Cheap bearing extractor, High Quality bearing red, China bearing 6301 Suppliers.


 
 
 
TOLERANCE
Bearing tolerance includes dimensional tolerance and revolving tolerance, Dimensional tolerance is a request when bearings are mounted on shafts or in housings. It includes bore/outerside diameter deviation from basic, inner ring/outer ring width deviation in single radial plane. Revolving tolerance includes radial and axial runout of assembled bearing inner ring and outer ring, inner ring reference fcace runout with bore and outside cylindrical surface runout with outer reference face.
Tolerance class ranges from common class 0 to 6,5,4 and 2, from low to high, Table 1 below is the tolerance class stipulated in China GB307 and its comparison with some other standards.
COMPARISON OF TOLERANCE CLASS
Countries 
Number
Accuracy grade 
 CHINA
GB307
0(G)
6(E)
5(D)
4(C)
2(B)
ISO
ISO492
0
6
5
4
2
GERMANY
DIN 620/2
P0
P6
P5
P4
P2
 USA
ANSI B3.14
ABEC1
ABEC3
ABEC5
ABEC7
ABEC9
 
CLEARANCE
Bearing clearance means the value of displacement of the unfixed ring when it moves against the fixed ring in radial or axial direction before the bearing is mouted on a shaft or in a housing. According to the movement direction, it falls into radial clearance and axial clearance.
RADIAL CLEARANCE
inside(d)
mm
C2
CO
C3
C4
over
incl
Min
Max
Min
Max
Min
Max
Min
Max
6
10
0
7
2
13
8
23
14
29
10
18
0
9
3
18
11
25
18
33
18
24
0
10
5
20
13
28
20
36
24
30
1
11
5
20
13
23
23
41
30
40
1
11
6
20
15
33
28
46
40
50
1
11
6
23
18
36
30
51
 
VIBRAT

Cheap bearing extractor, Buy Quality bearing red directly from China bearing 6301 Suppliers: ball 6900 6900-2RS 6900ZZ bearing size: 10*22*6 mm ball bearings 50pcs/lot Price of factory direct sales

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