| 参数 | 数据 | 说明 |
|---|---|---|
| Series | LM501300 | |
| Cone Part Number | LM501349 | |
| Cup Part Number | LM501314 | |
| Design Units | Imperial | |
| Bearing Weight | 0.800 lb | |
| Bearing Weight | 0.4000 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 2.8910 in | |
| D - Cup Outer Diameter | 73.431 mm | |
| d - Cone Bore | 1.6250 in | |
| d - Cone Bore | 41.275 mm | |
| B - Cone Width | 0.7800 in | |
| B - Cone Width | 19.812 mm | |
| C - Cup Width | 0.6537 in | |
| C - Cup Width | 16.604 mm | |
| T - Bearing Width | 0.8437 in | |
| T - Bearing Width | 21.430 mm | |
| Z - Number of Rollers Per Row | 19 | |
| 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 | 0.030 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 0.76 mm | These maximum fillet radii will be cleared by the bearing corners. |
| da - Cone Frontface Backing Diameter | 1.89 in | |
| da - Cone Frontface Backing Diameter | 48.01 mm | |
| db - Cone Backface Backing Diameter | 2.13 in | |
| db - Cone Backface Backing Diameter | 54.10 mm | |
| Da - Cup Frontface Backing Diameter | 2.80 in | |
| Da - Cup Frontface Backing Diameter | 71.10 mm | |
| Db - Cup Backface Backing Diameter | 2.56 in | |
| Db - Cup Backface Backing Diameter | 65.02 mm | |
| Ab - Cage-Cone Frontface Clearance | 0.04 in | |
| Ab - Cage-Cone Frontface Clearance | 1.02 mm | |
| Aa - Cage-Cone Backface Clearance | 0.04 in | |
| Aa - Cage-Cone Backface Clearance | 1.02 mm | |
| a - Effective Center Location | -0.13 in | Negative value indicates effective center inside cone backface. |
| a - Effective Center Location | -3.30 mm | Negative value indicates effective center inside cone backface. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 4360 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) | 19400 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) | 16800 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 74800 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C0 - Static Radial Rating | 16700 lbf | |
| C0 - Static Radial Rating | 74200 N | |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 2980 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) | 13300 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 | 1.46 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| e - ISO Factor | 0.4 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y - ISO Factor | 1.5 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 23.3 | |
| G2 - Heat Generation Factor (Rib-Roller End) | 13.3 | |
| Cg - Geometry Factor | 0.0739 |
















