180FC12387 KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
180FC12387 |
| Series: |
910000 |
| Cone Part Number: |
EE911618 |
| Cup Part Number: |
912400 |
| Design Units: |
Imperial |
| Bearing Weight: |
77.2 Kg |
| Cage Type: |
Pin-Type |
| d: |
411.163 mm |
| D: |
609.600 mm |
Product Details
| Series |
910000 |
| Cone Part Number |
EE911618 |
| Cup Part Number |
912400 |
| Design Units |
Imperial |
| Bearing Weight |
77.2 Kg |
| Cage Type |
Pin-Type |
| d |
411.163 mm |
| D |
609.600 mm |
| B - Cone Width |
84.138 mm |
| C - Cup Width |
60.325 mm |
| B |
92.075 mm |
| R - Cone Backface To Clear Radius1 |
6.860 mm |
| r - Cup Backface To Clear Radius2 |
6.35 mm |
| da - Cone Frontface Backing Diameter |
442.98 mm |
| db - Cone Backface Backing Diameter |
447.04 mm |
| Da - Cup Frontface Backing Diameter |
570.70 mm |
| Db - Cup Backface Backing Diameter |
566.93 mm |
| Ab - Cage-Cone Frontface Clearance |
7.6 mm |
| Aa - Cage-Cone Backface Clearance |
16.8 mm |
| a - Effective Center Location3 |
11.9 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
107000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
414000 lbf |
| C0 - Static Radial Rating |
645000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
70400 lbf |
| K - Factor7 |
1.52 |
| e - ISO Factor8 |
0.38 |
| Y - ISO Factor9 |
1.57 |
| G1 - Heat Generation Factor (Roller-Raceway) |
3251.1 |
| G2 - Heat Generation Factor (Rib-Roller End) |
349.1 |
| Cg - Geometry Factor |
0.199 |