N321EM TIMKEN Tapered Roller bearings double-row
| Brand Name | TIMKEN |
| Model Number | N321EM |
| Min.Order Quantity | 1 pcs |
| Price | Negotiable |
Product Details
| Series | 675 |
| Cone Part Number | 677 |
| Cup Part Number | 672-B |
| Design Units | Imperial |
| Bearing Weight | 9.3 lb |
| Cage Type | Stamped Steel |
| d | 3.3750 in |
| D | 6.6250 in |
| D1 - Flange Outer Diameter | 6.9030 in |
| B - Cone Width | 1.6250 in |
| C - Cup Width | 1.1875 in |
| C1 - Cup Flange Width | 0.2812 in |
| T1 - Bearing Width | 1.625 in |
| T - Bearing Width to Flange | 0.7187 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| r - Cup Backface To Clear Radius2 | 0.130 in |
| da - Cone Frontface Backing Diameter | 3.9 in |
| db - Cone Backface Backing Diameter | 4.13 in |
| Da - Cup Frontface Backing Diameter | 6.34 in |
| Ab - Cage-Cone Frontface Clearance | 0.12 in |
| Aa - Cage-Cone Backface Clearance | 0.17 in |
| a - Effective Center Location3 | -0.11 in |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 15400 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 59500 lbf |
| C0 - Static Radial Rating | 86700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 12400 lbf |
| K - Factor7 | 1.24 |
| e - ISO Factor8 | 0.47 |
| Y - ISO Factor9 | 1.28 |
| G1 - Heat Generation Factor (Roller-Raceway)10 | 182 |
| G2 - Heat Generation Factor (Rib-Roller End) | 37.2 |
| Cg - Geometry Factor11 | 0.106 |