305338A-1 KOYO Double-row angular contact ball bearings
| Brand Name: |
KOYO |
| Model Number: |
305338A-1 |
| Series: |
385 |
| Cone Part Number: |
385A |
| Cup Part Number: |
384DC |
| Design Units: |
Imperial |
| Bearing Weight: |
3.71 lb |
| Cage Type: |
Stamped Steel |
| Ab - Cage-Cone Frontface Clearance: |
0.11 in |
| d: |
2 in |
Product Details
| Series |
385 |
| Cone Part Number |
385A |
| Cup Part Number |
384DC |
| Design Units |
Imperial |
| Bearing Weight |
3.71 lb |
| Cage Type |
Stamped Steel |
| Ab - Cage-Cone Frontface Clearance |
0.11 in |
| d |
2 in |
| D |
3.9370 in |
| B - Cone Width |
0.8640 in |
| C - Double Cup Width |
1.6875 in |
| T - Bearing Width across Cones |
2.0624 in |
| R - Cone Backface To Clear Radius1 |
0.09 in |
| r - Cup Frontface To Clear Radius2 |
0.03 in |
| db - Cone Backface Backing Diameter |
2.4 in |
| Da - Cup Frontface Backing Diameter |
3.68 in |
| Aa - Cage-Cone Backface Clearance |
0.03 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 |
6280 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 |
42200 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 |
10900 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
3810 lbf |
| K - Factor7 |
1.65 |
| e - ISO Factor8 |
0.35 |
| Y1 - ISO Factor9 |
1.91 |
| Y2 - ISO Factor10 |
2.84 |
| G1 - Heat Generation Factor (Roller-Raceway)11 |
42 |
| G2 - Heat Generation Factor (Rib-Roller End) |
15.7 |
| Cg - Geometry Factor12 |
0.0859 |