R Series
Inch Boundary Precision Ball Bearings
- Inch boundary dimensions
- Single row radial ball bearing
- Deep groove ball bearing
- Non-filling slot bearings
Tolerances shown below are ABEC 1. Also available in ABEC 3, ABEC 5, and ABEC 7.
(Click on Bearing Part Number to get 2D/3D CAD files from VirtualCAD) | |
---|---|
Bearing Part Number |
|
Bore | |
Outside Diameter | |
Width C (in.) Tolerance +.000 to -.005 |
|
Corner Radius | |
Balls | |
Basic Dynamic Radial Load Rating
Cr |
|
d (in.) |
|
Tolerance +.0000 to Minus | |
D (in.) |
|
Tolerance +.0000 to Minus | |
Open | |
Shielded or Sealed | |
R* (in.) |
|
No. | |
Size | |
R2 | |
0.1250 | |
0.0003 | |
0.3750 | |
0.0004 | |
0.1562 | |
0.1562 | |
0.012 | |
7 | |
1/16 | |
140 | |
R2A | |
0.1250 | |
0.0003 | |
0.5000 | |
0.0004 | |
0.1719 | |
0.1719 | |
0.012 | |
7 | |
1/16 | |
140 | |
R3 | |
0.1875 | |
0.0003 | |
0.5000 | |
0.0004 | |
0.1562 | |
0.1960 | |
0.012 | |
7 | |
3/32 | |
290 | |
R4 | |
0.2500 | |
0.0003 | |
0.6250 | |
0.0004 | |
0.1960 | |
0.1960 | |
0.012 | |
7 | |
1/8 | |
480 | |
R4A | |
0.2500 | |
0.0003 | |
0.7500 | |
0.0004 | |
0.2188 | |
0.2812 | |
0.016 | |
6 | |
5/32 | |
630 | |
R6 | |
0.3750 | |
0.0003 | |
0.8750 | |
0.0004 | |
0.2188 | |
0.2812 | |
0.016 | |
7 | |
5/32 | |
820 | |
R8 | |
0.5000 | |
0.0003 | |
1.1250 | |
0.0004 | |
0.2500 | |
0.3125 | |
0.016 | |
8 | |
3/16 | |
1140 | |
R10 | |
0.6250 | |
0.0003 | |
1.3750 | |
0.0005 | |
0.2812 | |
0.3438 | |
0.031 | |
8 | |
7/32 | |
1520 | |
R12 | |
0.7500 | |
0.0004 | |
1.6250 | |
0.0005 | |
0.3125 | |
0.4375 | |
0.031 | |
9 | |
1/4 | |
2090 | |
R14 | |
0.8750 | |
0.0004 | |
1.8750 | |
0.0005 | |
0.3750 | |
0.5000 | |
0.031 | |
9 | |
9/32 | |
2590 | |
R16 | |
1.0000 | |
0.0004 | |
2.0000 | |
0.0005 | |
0.3750 | |
0.5000 | |
0.031 | |
10 | |
9/32 | |
2780 | |
R18 | |
1.1250 | |
0.0004 | |
2.1250 | |
0.0005 | |
0.3750 | |
0.5000 | |
0.031 | |
11 | |
9/32 | |
2960 | |
R20 | |
1.2500 | |
0.0005 | |
2.2500 | |
0.0005 | |
0.3750 | |
0.5000 | |
0.031 | |
12 | |
9/32 | |
3120 | |
R22 | |
1.3750 | |
0.0005 | |
2.5000 | |
0.0005 | |
0.4375 | |
0.5625 | |
0.031 | |
11 | |
5/16 | |
3560 | |
R24 | |
1.5000 | |
0.0005 | |
2.6250 | |
0.0005 | |
0.4375 | |
0.5625 | |
0.031 | |
12 | |
5/16 | |
3750 |
(Click on Bearing Part Number to get 2D/3D CAD files from VirtualCAD) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Bearing Part Number |
Bore | Outside Diameter | Width C (in.) Tolerance +.000 to -.005 |
Corner Radius | Balls | Basic Dynamic Radial Load Rating
Cr |
||||
d (in.) |
Tolerance +.0000 to Minus | D (in.) |
Tolerance +.0000 to Minus | Open | Shielded or Sealed | R* (in.) |
No. | Size | ||
R2 | 0.1250 | 0.0003 | 0.3750 | 0.0004 | 0.1562 | 0.1562 | 0.012 | 7 | 1/16 | 140 |
R2A | 0.1250 | 0.0003 | 0.5000 | 0.0004 | 0.1719 | 0.1719 | 0.012 | 7 | 1/16 | 140 |
R3 | 0.1875 | 0.0003 | 0.5000 | 0.0004 | 0.1562 | 0.1960 | 0.012 | 7 | 3/32 | 290 |
R4 | 0.2500 | 0.0003 | 0.6250 | 0.0004 | 0.1960 | 0.1960 | 0.012 | 7 | 1/8 | 480 |
R4A | 0.2500 | 0.0003 | 0.7500 | 0.0004 | 0.2188 | 0.2812 | 0.016 | 6 | 5/32 | 630 |
R6 | 0.3750 | 0.0003 | 0.8750 | 0.0004 | 0.2188 | 0.2812 | 0.016 | 7 | 5/32 | 820 |
R8 | 0.5000 | 0.0003 | 1.1250 | 0.0004 | 0.2500 | 0.3125 | 0.016 | 8 | 3/16 | 1140 |
R10 | 0.6250 | 0.0003 | 1.3750 | 0.0005 | 0.2812 | 0.3438 | 0.031 | 8 | 7/32 | 1520 |
R12 | 0.7500 | 0.0004 | 1.6250 | 0.0005 | 0.3125 | 0.4375 | 0.031 | 9 | 1/4 | 2090 |
R14 | 0.8750 | 0.0004 | 1.8750 | 0.0005 | 0.3750 | 0.5000 | 0.031 | 9 | 9/32 | 2590 |
R16 | 1.0000 | 0.0004 | 2.0000 | 0.0005 | 0.3750 | 0.5000 | 0.031 | 10 | 9/32 | 2780 |
R18 | 1.1250 | 0.0004 | 2.1250 | 0.0005 | 0.3750 | 0.5000 | 0.031 | 11 | 9/32 | 2960 |
R20 | 1.2500 | 0.0005 | 2.2500 | 0.0005 | 0.3750 | 0.5000 | 0.031 | 12 | 9/32 | 3120 |
R22 | 1.3750 | 0.0005 | 2.5000 | 0.0005 | 0.4375 | 0.5625 | 0.031 | 11 | 5/16 | 3560 |
R24 | 1.5000 | 0.0005 | 2.6250 | 0.0005 | 0.4375 | 0.5625 | 0.031 | 12 | 5/16 | 3750 |
* Maximum shaft or housing fillet which bearing corner will clear.
Notes:
- Available with shields or seals.
- Contact Schatz Bearing Corporation’s Engineering Department for further technical information.
- Check with Schatz Bearing Corporation’s Sales Department for price and availability.