683XA - 672D产品参数
| 参数 | 数据 | 说明 |
|---|---|---|
| Series | 675 | |
| Cone Part Number | 683XA | |
| Cup Part Number | 672D | |
| Design Units | Imperial | |
| Bearing Weight | 17.6556 lb | |
| Bearing Weight | 8.0084 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 6.6250 in | |
| D - Cup Outer Diameter | 168.275 mm | |
| d - Cone Bore | 3.7500 in | |
| d - Cone Bore | 95.250 mm | |
| B - Cone Width | 1.6250 in | |
| B - Cone Width | 41.275 mm | |
| C - Double Cup Width | 2.7500 in | |
| C - Double Cup Width | 69.850 mm | |
| T - Bearing Width across Cones | 3.6250 in | |
| T - Bearing Width across Cones | 92.075 mm | |
| Z - Number of Rollers Per Row | 23 | |
| Ka - Locking Pin Diameter | N/A | |
| Kb - Locking Pin Depth | N/A | |
| R - Cone Backface "To Clear" Radius | 0.200 in | These maximum fillet radii will be cleared by the bearing corners. |
| R - Cone Backface "To Clear" Radius | 5.100 mm | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Frontface "To Clear" Radius | 0.03 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Frontface "To Clear" Radius | 0.8 mm | These maximum fillet radii will be cleared by the bearing corners. |
| db - Cone Backface Backing Diameter | 4.57 in | |
| db - Cone Backface Backing Diameter | 116.10 mm | |
| Da - Cup Frontface Backing Diameter | 6.34 in | |
| Da - Cup Frontface Backing Diameter | 160.02 mm | |
| Aa - Cage-Cone Backface Clearance | 0.20 in | |
| Aa - Cage-Cone Backface Clearance | 5.10 mm | |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) | 15400 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) | 68600 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) | 104000 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) | 461000 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) | 26900 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) | 119000 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 12400 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 55300 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| K - Factor | 1.24 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| e - ISO Factor | 1.04 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y1 - ISO Factor | 0.65 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y1 - ISO Factor | 0.96 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y2 - ISO Factor | 0.96 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 182 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G2 - Heat Generation Factor (Rib-Roller End) | 37.2 | |
| Cg - Geometry Factor | 0.106 | Geometry constant for Lubrication Life Adjustment Factor a3l. |
