R12-2Z Inch Miniature Deep Groove Ball Bearing 19.050X41.275X7.938mm
The R12-2Z bearing is a shpecial bearing with an inner diameter of 19.05 mm , an outer diameter of 41.275 mm, a width of 7.938 mm. It typically uses P0,P6,P5,P4,P2 grade precision tolerances and ZZ,2RS type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
The same size can be made of different materials, including,
Stainless Steel Bearings
Chrome Steel Bearings
Carbon Steel Bearings
Ceramic Bearings
Shield / closure: Open Bearing, Z, ZZ, RS, 2RS,TT
Tolerance codes: ABEC-1, ABEC-3, ABEC-5, ABEC-7
Vibration level codes: V4, V3, V2, V1
Internal clearance codes: C2, C3, C4, C5
Material: AISI52100, AISI440C, AISI304, AISI316, Ceramic
Retainer: PTFE, Nylon, PEEK Or Stainless Steel
This bearing can be found with the following part numbers on it:
R6-2RS, R6 2RS, R6 RS, R6RS, R6-ZZ, R6 ZZ, R6ZZ, R6 Z
SSR6-2RS, SSR6 2RS, SSR6 RS, SSR6RS, SSR6-ZZ, SSR6 ZZ, SSR6ZZ, SSR6 Z
|
No.
|
Dimensions
|
Load Ratings
|
|||||||
|
Open
|
ZZ
|
2RS
|
d
|
D
|
width
|
r
|
Dynamic
|
Static
|
|
|
Open
|
ZZ.2RS
|
||||||||
|
R8
|
R8-ZZ
|
R8-2RS
|
12.700
|
28.575
|
6.350
|
7.938
|
0.3
|
5.10
|
2.38
|
|
R10
|
R10-ZZ
|
R10-2RS
|
15.875
|
34.925
|
7.140
|
8.730
|
0.3
|
6.00
|
3.25
|
|
R12
|
R12-ZZ
|
R12-2RS
|
19.050
|
41.275
|
7.938
|
11.112
|
0.6
|
9.38
|
5.02
|
|
R14
|
R14-ZZ
|
R14-2RS
|
22.225
|
47.625
|
9.525
|
12.700
|
0.6
|
10.00
|
5.85
|
|
R16
|
R16-ZZ
|
R16-2RS
|
25.400
|
50.800
|
9.525
|
12.700
|
0.6
|
10.00
|
5.85
|
|
R18
|
R18-ZZ
|
R18-2RS
|
28.575
|
53.975
|
9.525
|
12.700
|
1
|
13.20
|
8.30
|
|
R20
|
R20-ZZ
|
R20-2RS
|
31.750
|
57.150
|
9.525
|
12.700
|
1
|
13.20
|
8.30
|
|
R22
|
R22-ZZ
|
R22-2RS
|
34.925
|
63.500
|
11.112
|
14.288
|
1
|
16.20
|
10.50
|
|
R24
|
R24-ZZ
|
R24-2RS
|
38.100
|
66.675
|
11.112
|
14.288
|
1
|
17.03
|
11.70
|
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