AC7251B KOYO Single-row, matched pair angular contact ball bearings
| Brand Name: |
KOYO |
| Model Number: |
AC7251B |
| Series: |
34000 |
| Cone Part Number: |
34274 |
| Design Units: |
Imperial |
| Cage Type: |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
40000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
10400 lbf |
| d: |
2.7540 in |
| B - Cone Width: |
0.9060 in |
| PDF |
AC7251B |
Product Details
| Series |
34000 |
| Cone Part Number |
34274 |
| Design Units |
Imperial |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
40000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
10400 lbf |
| d |
2.7540 in |
| B - Cone Width |
0.9060 in |
| R - Cone Backface To Clear Radius3 |
0.080 in |
| da - Cone Frontface Backing Diameter |
3.07 in |
| db - Cone Backface Backing Diameter |
3.19 in |
| Ab - Cage-Cone Frontface Clearance |
0.1 in |
| Aa - Cage-Cone Backface Clearance |
0.09 in |
| a - Effective Center Location4 |
0.06 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
5960 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
23000 lbf |
| C0 - Static Radial Rating |
30600 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
4600 lbf |
| K - Factor8 |
1.3 |
| G1 - Heat Generation Factor (Roller-Raceway) |
69.3 |
| G2 - Heat Generation Factor (Rib-Roller End) |
27 |
| Cg - Geometry Factor |
0.109 |