Tapered roller bearing
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| Part Number | d - Bore | D - Outer Diameter | B - Width | Cr - Dynamic Radial Rating | Cor - Static Radial Rating | Grease lubrication | Oil lubrication |
|---|---|---|---|---|---|---|---|
| 3781/3730 | 49.212 mm | 93.264 mm | 30.162 mm | - N | - N | - rpm | - rpm |
| 3784/3720 | 50.8 mm | 93.264 mm | 30.162 mm | - N | - N | - rpm | - rpm |
| 385/382A | 55 mm | 96.838 mm | 21 mm | - N | - N | - rpm | - rpm |
| 385X/382A | 55 mm | 96.838 mm | 21 mm | - N | - N | - rpm | - rpm |
| 386A/382A | 47.625 mm | 96.838 mm | 21 mm | - N | - N | - rpm | - rpm |
| 387/382A | 55.15 mm | 96.838 mm | 21 mm | - N | - N | - rpm | - rpm |
| 387/382S | 57.15 mm | 96.838 mm | 25.4 mm | - N | - N | - rpm | - rpm |
| 387/383 | 57.15 mm | 100 mm | 21 mm | - N | - N | - rpm | - rpm |
| 3872/3820 | 34.9 mm | 85.72 mm | 30.16 mm | - N | - N | - rpm | - rpm |
| 3878/3820 | 36.512 mm | 85.725 mm | 30.162 mm | - N | - N | - rpm | - rpm |
| 387A/382 | 57.15 mm | 98.425 mm | 21 mm | - N | - N | - rpm | - rpm |
| 387A/382A | 57.15 mm | 96.838 mm | 21.001 mm | - N | - N | - rpm | - rpm |
| 387A/383A | 57.15 mm | 100 mm | 21 mm | - N | - N | - rpm | - rpm |
| 387AS/382A | 57.15 mm | 96.838 mm | 21 mm | - N | - N | - rpm | - rpm |
| 3880/3925 | 60.325 mm | 112.712 mm | 30.162 mm | - N | - N | - rpm | - rpm |