28FC21116 KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
28FC21116 |
| Series: |
L558500 |
| Cone Part Number: |
L558548 |
| Cup Part Number: |
L558510 |
| Design Units: |
Imperial |
| Bearing Weight: |
15 Kg |
| Cage Type: |
Stamped Steel |
| d: |
320.675 mm |
| D: |
406.400 mm |
| PDF |
28FC21116 |
Product Details
| Series |
L558500 |
| Cone Part Number |
L558548 |
| Cup Part Number |
L558510 |
| Design Units |
Imperial |
| Bearing Weight |
15 Kg |
| Cage Type |
Stamped Steel |
| d |
320.675 mm |
| D |
406.400 mm |
| B - Cone Width |
55.563 mm |
| C - Cup Width |
38.100 mm |
| B |
50.800 mm |
| R - Cone Backface To Clear Radius1 |
3.300 mm |
| r - Cup Backface To Clear Radius2 |
3.30 mm |
| da - Cone Frontface Backing Diameter |
338.07 mm |
| db - Cone Backface Backing Diameter |
338.07 mm |
| Da - Cup Frontface Backing Diameter |
397.26 mm |
| Db - Cup Backface Backing Diameter |
387.10 mm |
| Ab - Cage-Cone Frontface Clearance |
1.5 mm |
| Aa - Cage-Cone Backface Clearance |
2.3 mm |
| a - Effective Center Location3 |
21.1 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
33400 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
129000 lbf |
| C0 - Static Radial Rating |
282000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
23300 lbf |
| K - Factor7 |
1.43 |
| e - ISO Factor8 |
0.41 |
| Y - ISO Factor9 |
1.47 |
| G1 - Heat Generation Factor (Roller-Raceway) |
1727.9 |
| G2 - Heat Generation Factor (Rib-Roller End) |
396.2 |
| Cg - Geometry Factor |
0.164 |