SB6445A KOYO Single-row deep groove ball bearings
| Brand Name: |
KOYO |
| Model Number: |
SB6445A |
| Series: |
M349500 |
| Cone Part Number: |
M349549A |
| Cup Part Number: |
M349512XX |
| Design Units: |
Imperial |
| Bearing Weight: |
13.5 Kg |
| Cage Type: |
Stamped Steel |
| d: |
257.175 mm |
| D: |
342.900 mm |
| PDF |
SB6445A |
Product Details
| Series |
M349500 |
| Cone Part Number |
M349549A |
| Cup Part Number |
M349512XX |
| Design Units |
Imperial |
| Bearing Weight |
13.5 Kg |
| Cage Type |
Stamped Steel |
| d |
257.175 mm |
| D |
342.900 mm |
| B - Cone Width |
57.150 mm |
| C - Cup Width |
44.450 mm |
| B |
57.150 mm |
| R - Cone Backface To Clear Radius1 |
10.670 mm |
| r - Cup Backface To Clear Radius2 |
3.30 mm |
| da - Cone Frontface Backing Diameter |
268.99 mm |
| db - Cone Backface Backing Diameter |
289.05 mm |
| Da - Cup Frontface Backing Diameter |
333.00 mm |
| Db - Cup Backface Backing Diameter |
322.07 mm |
| Ab - Cage-Cone Frontface Clearance |
4.3 mm |
| Aa - Cage-Cone Backface Clearance |
3.8 mm |
| a - Effective Center Location3 |
2.5 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
39700 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
153000 lbf |
| C0 - Static Radial Rating |
321000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
23600 lbf |
| K - Factor7 |
1.68 |
| e - ISO Factor8 |
0.35 |
| Y - ISO Factor9 |
1.73 |
| G1 - Heat Generation Factor (Roller-Raceway) |
1423.3 |
| G2 - Heat Generation Factor (Rib-Roller End) |
193.4 |
| Cg - Geometry Factor |
0.147 |