280RN91R3产品参数
| 参数 | 数据 | 说明 |
|---|---|---|
| Design Units | Metric | |
| Bearing Weight | 87.4000 Kg | |
| Bearing Weight | 192.7000 lb | |
| Type | N | |
| Tapered Bore | N | |
| D - Outer Diameter | 460.000 mm | |
| D - Outer Diameter | 18.1102 in | |
| d - Bore | 280.000 mm | |
| d - Bore | 11.0236 in | |
| C - Inner Ring Width | 123.825 mm | |
| C - Inner Ring Width | 4.8750 in | |
| B - Outer Ring Width | 123.825 mm | |
| B - Outer Ring Width | 4.8750 in | |
| Z - Number of Rollers Per Row | 20 | |
| R - Inner Ring "To Clear" Radius | 4.00 mm | Maximum housing fillet radius that bearing corners will clear. |
| R - Inner Ring "To Clear" Radius | 0.20 in | Maximum housing fillet radius that bearing corners will clear. |
| r - Outer Ring "To Clear" Radius | 4.00 mm | Maximum shaft fillet radius that bearing corners will clear. |
| r - Outer Ring "To Clear" Radius | 0.20 in | Maximum shaft fillet radius that bearing corners will clear. |
| da - Inner Ring Backing Diameter | 311.0 mm | |
| da - Inner Ring Backing Diameter | 12.20 in | |
| Da - Outer Ring Backing Diameter | 429.00 mm | |
| Da - Outer Ring Backing Diameter | 16.90 in | |
| C - Dynamic Radial Rating | 2110000 N | Based on 1 X 106 L10 life for the ISO life calculation method. |
| C - Dynamic Radial Rating | 474000 lbf | Based on 1 X 106 L10 life for the ISO life calculation method. |
| C0 - Static Radial Rating | 3700000 N | |
| C0 - Static Radial Rating | 832000 lbf | |
| Reference Thermal Speed Rating (Grease) | 620 | |
| Reference Thermal Speed Rating (Oil) | 680 | See thermal speed ratings in the engineering section. |
| Cg - Geometry Factor | 0.2008 | Geometry constant for Lubrication Life Adjustment Factor a3l. |
