Inch deep groove ball bearing R8, Bore 0.5", Outside diameter 1.125", Width 0.25"
R series bearings are single row radial conrad-type bearings that are available in inch sizes for shafts from 1/8" to 11/2" in diameter. Open, shielded, and sealed types are available, and many sizes are available in stainless steel. R series supplied with ABMA CN radial clearance unless otherwise specified.
| d | 12.7 mm | Bore diameter |
| D | 28.575 mm | Outside diameter |
| B | 6.35 mm | Width |
| Cr | 3950 kN | Basic dynamic load rating |
| C0r | 2250 kN | Basic static load rating |
| 29000 r/min | Reference Speed | |
| 24000 r/min | Limiting speed |
| ≈m | 0.0165 kg | Weight |
| None | Locating feature outer ring | |
| Bearing steel | Material of race | |
| Sheet steel | Cage | |
| Open | Closures | |
| CN | Radial clearance | |
| P0 | Tolerance |
| SKF | MRC | FAG | NDH | RHP | FAFNIR | NMB | BARDEN |
| R8 | R-8 | EE-4 | R-8 | KLNJ 1/2 | S5K | RI-1812 | R8 |
