| 参数 | 数据 | 说明 |
|---|---|---|
| Series | 43000 | |
| Cone Part Number | 43131 | |
| Cup Part Number | 43312 | |
| Design Units | Imperial | |
| Bearing Weight | 1.200 lb | |
| Bearing Weight | 0.600 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 3.1250 in | |
| D - Cup Outer Diameter | 79.375 mm | |
| d - Cone Bore | 1.3125 in | |
| d - Cone Bore | 33.338 mm | |
| B - Cone Width | 0.9478 in | |
| B - Cone Width | 24.074 mm | |
| C - Cup Width | 0.6875 in | |
| C - Cup Width | 17.463 mm | |
| T - Bearing Width | 1.0000 in | |
| T - Bearing Width | 25.400 mm | |
| Z - Number of Rollers Per Row | 13 | |
| R - Cone Backface "To Clear" Radius | 0.140 in | These maximum fillet radii will be cleared by the bearing corners. |
| R - Cone Backface "To Clear" Radius | 3.560 mm | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 0.060 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 1.52 mm | These maximum fillet radii will be cleared by the bearing corners. |
| da - Cone Frontface Backing Diameter | 1.65 in | |
| da - Cone Frontface Backing Diameter | 41.91 mm | |
| db - Cone Backface Backing Diameter | 2.01 in | |
| db - Cone Backface Backing Diameter | 51.05 mm | |
| Da - Cup Frontface Backing Diameter | 2.94 in | |
| Da - Cup Frontface Backing Diameter | 74.68 mm | |
| Db - Cup Backface Backing Diameter | 2.64 in | |
| Db - Cup Backface Backing Diameter | 67.06 mm | |
| Ab - Cage-Cone Frontface Clearance | 0.09 in | |
| Ab - Cage-Cone Frontface Clearance | 2.29 mm | |
| Aa - Cage-Cone Backface Clearance | 0.13 in | |
| Aa - Cage-Cone Backface Clearance | 3.30 mm | |
| a - Effective Center Location | -0.08 in | Negative value indicates effective center inside cone backface. |
| a - Effective Center Location | -2.00 mm | Negative value indicates effective center inside cone backface. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 5360 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 23900 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 20700 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 92000 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C0 - Static Radial Rating | 17100 lbf | |
| C0 - Static Radial Rating | 76200 N | |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 6130 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) | 27300 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 | 0.87 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| e - ISO Factor | 0.67 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y - ISO Factor | 0.9 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 16.8 | |
| G2 - Heat Generation Factor (Rib-Roller End) | 7.57 | |
| Cg - Geometry Factor | 0.0774 |
















