6921 KOYO Single-row deep groove ball bearings
| Brand Name: |
KOYO |
| Model Number: |
6921 |
| Series: |
220000 |
| Cone Part Number: |
EE221018 |
| Design Units: |
Imperial |
| Cage Type: |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
372000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
96300 lbf |
| d: |
10.1875 in |
| B - Cone Width: |
2.6563 in |
| PDF |
6921 |
Product Details
| Series |
220000 |
| Cone Part Number |
EE221018 |
| Design Units |
Imperial |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
372000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
96300 lbf |
| d |
10.1875 in |
| B - Cone Width |
2.6563 in |
| R - Cone Backface To Clear Radius3 |
0.380 in |
| da - Cone Frontface Backing Diameter |
10.98 in |
| db - Cone Backface Backing Diameter |
11.61 in |
| Ab - Cage-Cone Frontface Clearance |
0.27 in |
| Aa - Cage-Cone Backface Clearance |
0.53 in |
| a - Effective Center Location4 |
0.03 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
55300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
213000 lbf |
| C0 - Static Radial Rating |
326000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
37400 lbf |
| K - Factor8 |
1.48 |
| G1 - Heat Generation Factor (Roller-Raceway) |
1320.8 |
| G2 - Heat Generation Factor (Rib-Roller End) |
207.5 |
| Cg - Geometry Factor |
0.150 |