| 参数 | 数据 | 说明 |
|---|---|---|
| Design Units | Metric | |
| Bearing Weight | 23.8000 Kg | |
| Bearing Weight | 52.5000 lb | |
| Type | NU | |
| Tapered Bore | N | |
| D - Outer Diameter | 310.000 mm | |
| D - Outer Diameter | 12.2047 in | |
| d - Bore | 200.000 mm | |
| d - Bore | 7.874 in | |
| C - Inner Ring Width | 82.000 mm | |
| C - Inner Ring Width | 3.2283 in | |
| B - Outer Ring Width | 82.000 mm | |
| B - Outer Ring Width | 3.2283 in | |
| Z - Number of Rollers Per Row | 20 | |
| R - Inner Ring "To Clear" Radius | 2.00 mm | Maximum housing fillet radius that bearing corners will clear. |
| R - Inner Ring "To Clear" Radius | 0.1 in | Maximum housing fillet radius that bearing corners will clear. |
| r - Outer Ring "To Clear" Radius | 2.00 mm | Maximum shaft fillet radius that bearing corners will clear. |
| r - Outer Ring "To Clear" Radius | 0.10 in | Maximum shaft fillet radius that bearing corners will clear. |
| da - Inner Ring Backing Diameter | 220.0 mm | |
| da - Inner Ring Backing Diameter | 8.70 in | |
| Da - Outer Ring Backing Diameter | 290.00 mm | |
| Da - Outer Ring Backing Diameter | 11.40 in | |
| C - Dynamic Radial Rating | 924000 N | Based on 1 X 106 L10 life for the ISO life calculation method. |
| C - Dynamic Radial Rating | 208000 lbf | Based on 1 X 106 L10 life for the ISO life calculation method. |
| C0 - Static Radial Rating | 1540000 N | |
| C0 - Static Radial Rating | 346000 lbf | |
| Reference Thermal Speed Rating (Grease) | 1100 | |
| Reference Thermal Speed Rating (Oil) | 1200 | See thermal speed ratings in the engineering section. |
| Cg - Geometry Factor | 0.1464 | Geometry constant for Lubrication Life Adjustment Factor a3l. |
















