NNU418 TIMKEN Double row cylindrical roller bearings
| Brand Name: |
TIMKEN |
| Model Number: |
NNU418 |
| Series: |
LM501300 |
| Cone Part Number: |
LM501349A |
| Cup Part Number: |
LM501314 |
| Design Units: |
Imperial |
| Bearing Weight: |
0.4 Kg |
| Cage Type: |
Stamped Steel |
| d: |
41.275 mm |
| D: |
73.431 mm |
Product Details
| Series |
LM501300 |
| Cone Part Number |
LM501349A |
| Cup Part Number |
LM501314 |
| Design Units |
Imperial |
| Bearing Weight |
0.4 Kg |
| Cage Type |
Stamped Steel |
| d |
41.275 mm |
| D |
73.431 mm |
| B - Cone Width |
19.812 mm |
| C - Cup Width |
16.604 mm |
| B |
21.433 mm |
| R - Cone Backface To Clear Radius1 |
0.760 mm |
| r - Cup Backface To Clear Radius2 |
0.76 mm |
| da - Cone Frontface Backing Diameter |
46.48 mm |
| db - Cone Backface Backing Diameter |
46.99 mm |
| Da - Cup Frontface Backing Diameter |
71.10 mm |
| Db - Cup Backface Backing Diameter |
65.02 mm |
| Ab - Cage-Cone Frontface Clearance |
1.8 mm |
| Aa - Cage-Cone Backface Clearance |
0.3 mm |
| a - Effective Center Location3 |
-3.3 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
4360 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
16800 lbf |
| C0 - Static Radial Rating |
16700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
2980 lbf |
| K - Factor7 |
1.46 |
| e - ISO Factor8 |
0.4 |
| Y - ISO Factor9 |
1.5 |
| G1 - Heat Generation Factor (Roller-Raceway) |
23.3 |
| G2 - Heat Generation Factor (Rib-Roller End) |
13.3 |
| Cg - Geometry Factor |
0.0739 |