399A - 394AB产品参数
| 参数 | 数据 | 说明 |
|---|---|---|
| Series | 395 | |
| Cone Part Number | 399A | |
| Cup Part Number | 394AB | |
| Design Units | Imperial | |
| Bearing Weight | 1.7000 lb | |
| Bearing Weight | 0.8000 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 4.3307 in | |
| D - Cup Outer Diameter | 110.000 mm | |
| D1 - Flange Outer Diameter | 4.5147 in | |
| D1 - Flange Outer Diameter | 114.673 mm | |
| d - Cone Bore | 2.6875 in | |
| d - Cone Bore | 68.263 mm | |
| B - Cone Width | 0.8660 in | |
| B - Cone Width | 21.996 mm | |
| C - Cup Width | 0.7411 in | |
| C - Cup Width | 18.824 mm | |
| C1 - Cup Flange Width | 0.1870 in | |
| C1 - Cup Flange Width | 4.750 mm | |
| T1 - Bearing Width | 0.8661 in | |
| T1 - Bearing Width | 21.999 mm | |
| T - Bearing Width to Flange | 0.3120 in | |
| T - Bearing Width to Flange | 7.925 mm | |
| Z - Number of Rollers Per Row | 22 | |
| R - Cone Backface "To Clear" Radius | 0.090 in | These maximum fillet radii will be cleared by the bearing corners. |
| R - Cone Backface "To Clear" Radius | 2.300 mm | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 0.050 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 1.30 mm | These maximum fillet radii will be cleared by the bearing corners. |
| da - Cone Frontface Backing Diameter | 2.91 in | |
| da - Cone Frontface Backing Diameter | 73.90 mm | |
| db - Cone Backface Backing Diameter | 3.07 in | |
| db - Cone Backface Backing Diameter | 78.00 mm | |
| Da - Cup Frontface Backing Diameter | 4.18 in | |
| Da - Cup Frontface Backing Diameter | 105.92 mm | |
| Ab - Cage-Cone Frontface Clearance | 0.08 in | |
| Ab - Cage-Cone Frontface Clearance | 2.00 mm | |
| Aa - Cage-Cone Backface Clearance | 0.07 in | |
| Aa - Cage-Cone Backface Clearance | 1.80 mm | |
| a - Effective Center Location | -0.03 in | Negative value indicates effective center inside cone backface. |
| a - Effective Center Location | -0.80 mm | Negative value indicates effective center inside cone backface. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 5760 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) | 25600 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) | 22200 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 98900 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C0 - Static Radial Rating | 28100 lbf | |
| C0 - Static Radial Rating | 125000 N | |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 3970 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) | 17600 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 | 1.45 | 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 | 1.49 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 56 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.4 | |
| Cg - Geometry Factor | 0.0984 | Geometry constant for Lubrication Life Adjustment Factor a3l. |
