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17887/31
Single Row Tapered Roller Bearing
A separable bearing with tapered rollers and raceways, designed for combined radial and axial loading. The inner ring, roller and cage assembly can be mounted separately from the outer ring.
For axial loading in both directions, single row bearings are used in a suitable paired arrangement. Confirm the operating clearance or preload for the application.
17887/31 Dimensions
Source: AOSN inch / non-standard bearing parameter workbook. Linear dimensions in mm. — = not provided.
| Symbol | Value | Description |
|---|---|---|
| d | 45.23 | Bore diameter |
| D | 79.985 | Outside diameter |
| T | 19.842 | Overall bearing width |
| B | 20.638 | Inner ring width |
| C | 15.08 | Outer ring width |
| r₁, r₂ min. | — | Inner ring minimum chamfer dimensions |
| r₃, r₄ min. | — | Outer ring minimum chamfer dimensions |
| α | — | Nominal contact angle (GB/T drawing) |
| E | — | Outer ring nominal small inside diameter |
Load Ratings and Weight
Source: supplied AOSN inch / non-standard workbook. Blank source cells are shown as —.
| Cr (kN) | — | Basic dynamic load rating |
|---|---|---|
| C0r (kN) | — | Basic static load rating |
| Weight (kg) | 0.41 | Weight |
17887/31 Dimension Drawing
Schematic section, not to scale. Dimension values follow the supplied catalogue data. Not a manufacturing drawing.
Additional Dimensions
Additional mounting dimensions, speed limits, cage specification and tolerances require model-specific confirmation. Please contact AOSN for model-specific confirmation. — = not provided in the supplied standard.