| Series |
31318M |
| Cone Part Number |
X31318M |
| Design Units |
METRIC |
| Cage Type |
Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
127000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
32900 lbf |
| d |
90 mm |
| B - Cone Width |
43 mm |
| WPD |
177.7 mm |
| DD |
146.7 mm |
| R - Cone Backface To Clear Radius3 |
4.060 mm |
| da - Cone Frontface Backing Diameter |
117 mm |
| db - Cone Backface Backing Diameter |
128 mm |
| Ab - Cage-Cone Frontface Clearance |
6.6 mm |
| Aa - Cage-Cone Backface Clearance |
6.9 mm |
| a - Effective Center Location4 |
13.2 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
84000 N |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
324000 N |
| C0 - Static Radial Rating |
421000 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
119000 N |
| K - Factor8 |
0.71 |
| G1 - Heat Generation Factor (Roller-Raceway) |
169.3 |
| G2 - Heat Generation Factor (Rib-Roller End) |
37.1 |
| Cg - Geometry Factor |
0.114 |