66FC46380W KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
66FC46380W |
| Series: |
2600 |
| Cone Part Number: |
2689 |
| Cup Part Number: |
2631 |
| Design Units: |
Imperial |
| Bearing Weight: |
0.4 Kg |
| Cage Type: |
Stamped Steel |
| d: |
28.575 mm |
| D: |
66.421 mm |
| PDF |
66FC46380W |
Product Details
| Series |
2600 |
| Cone Part Number |
2689 |
| Cup Part Number |
2631 |
| Design Units |
Imperial |
| Bearing Weight |
0.4 Kg |
| Cage Type |
Stamped Steel |
| d |
28.575 mm |
| D |
66.421 mm |
| B - Cone Width |
25.433 mm |
| C - Cup Width |
19.050 mm |
| B |
23.813 mm |
| R - Cone Backface To Clear Radius1 |
1.270 mm |
| r - Cup Backface To Clear Radius2 |
1.27 mm |
| da - Cone Frontface Backing Diameter |
36.07 mm |
| db - Cone Backface Backing Diameter |
37.59 mm |
| Da - Cup Frontface Backing Diameter |
60.96 mm |
| Db - Cup Backface Backing Diameter |
57.91 mm |
| Ab - Cage-Cone Frontface Clearance |
1.5 mm |
| Aa - Cage-Cone Backface Clearance |
0.3 mm |
| a - Effective Center Location3 |
-9.4 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
4470 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
17200 lbf |
| C0 - Static Radial Rating |
18400 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
1940 lbf |
| K - Factor7 |
2.3 |
| e - ISO Factor8 |
0.25 |
| Y - ISO Factor9 |
2.36 |
| G1 - Heat Generation Factor (Roller-Raceway) |
19.3 |
| G2 - Heat Generation Factor (Rib-Roller End) |
8 |
| Cg - Geometry Factor |
0.0598 |