74FC52400W KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
74FC52400W |
| Series: |
168000 |
| Cone Part Number: |
EE168400 |
| Cup Part Number: |
168500 |
| Design Units: |
Imperial |
| Bearing Weight: |
266.900 Kg |
| Cage Type: |
Pin-Type |
| d: |
1016.000 mm |
| D: |
1270.000 mm |
| PDF |
74FC52400W |
Product Details
| Series |
168000 |
| Cone Part Number |
EE168400 |
| Cup Part Number |
168500 |
| Design Units |
Imperial |
| Bearing Weight |
266.900 Kg |
| Cage Type |
Pin-Type |
| d |
1016.000 mm |
| D |
1270.000 mm |
| B - Cone Width |
101.600 mm |
| C - Cup Width |
66.675 mm |
| B |
101.600 mm |
| R - Cone Backface To Clear Radius1 |
9.650 mm |
| r - Cup Backface To Clear Radius2 |
9.65 mm |
| da - Cone Frontface Backing Diameter |
1055.12 mm |
| db - Cone Backface Backing Diameter |
1070.10 mm |
| Da - Cup Frontface Backing Diameter |
1273.56 mm |
| Db - Cup Backface Backing Diameter |
1210.06 mm |
| Ab - Cage-Cone Frontface Clearance |
4.3 mm |
| Aa - Cage-Cone Backface Clearance |
16 mm |
| a - Effective Center Location3 |
127.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
166000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
640000 lbf |
| C0 - Static Radial Rating |
1800000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
140000 lbf |
| K - Factor7 |
1.19 |
| e - ISO Factor8 |
0.49 |
| Y - ISO Factor9 |
1.22 |
| G1 - Heat Generation Factor (Roller-Raceway) |
22400 |
| G2 - Heat Generation Factor (Rib-Roller End) |
3110.1 |
| Cg - Geometry Factor |
0.402 |