71FC55400BK KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
71FC55400BK |
| Series: |
128000 |
| Cone Part Number: |
EE128111 |
| Design Units: |
Imperial |
| Cage Type: |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
340000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
88100 lbf |
| d: |
11.0312 in |
| B - Cone Width: |
2.6643 in |
Product Details
| Series |
128000 |
| Cone Part Number |
EE128111 |
| Design Units |
Imperial |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
340000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
88100 lbf |
| d |
11.0312 in |
| B - Cone Width |
2.6643 in |
| R - Cone Backface To Clear Radius3 |
0.270 in |
| da - Cone Frontface Backing Diameter |
12.09 in |
| db - Cone Backface Backing Diameter |
12.17 in |
| Ab - Cage-Cone Frontface Clearance |
0.09 in |
| Aa - Cage-Cone Backface Clearance |
0.29 in |
| a - Effective Center Location4 |
0.26 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
50600 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
195000 lbf |
| C0 - Static Radial Rating |
374000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
33400 lbf |
| K - Factor8 |
1.51 |
| G1 - Heat Generation Factor (Roller-Raceway) |
1622.7 |
| G2 - Heat Generation Factor (Rib-Roller End) |
240.4 |
| Cg - Geometry Factor |
0.159 |