172FC11678 KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
172FC11678 |
| Cone Part Number: |
LL584449 |
| Design Units: |
Imperial |
| Cage Type: |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
425000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
110000 lbf |
| d: |
31.5625 in |
| B - Cone Width: |
2.3125 in |
| R - Cone Backface To Clear Radius3: |
0.14 in |
Product Details
| Cone Part Number |
LL584449 |
| Design Units |
Imperial |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
425000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
110000 lbf |
| d |
31.5625 in |
| B - Cone Width |
2.3125 in |
| R - Cone Backface To Clear Radius3 |
0.14 in |
| da - Cone Frontface Backing Diameter |
32.24 in |
| db - Cone Backface Backing Diameter |
32.36 in |
| Ab - Cage-Cone Frontface Clearance |
0.23 in |
| Aa - Cage-Cone Backface Clearance |
0.23 in |
| a - Effective Center Location4 |
3.11 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
63300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
244000 lbf |
| C0 - Static Radial Rating |
778000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
42900 lbf |
| K - Factor8 |
1.47 |
| G1 - Heat Generation Factor (Roller-Raceway) |
12400 |
| G2 - Heat Generation Factor (Rib-Roller End) |
2700 |
| Cg - Geometry Factor |
0.306 |