NN4921 NSK CYLINDRICAL ROLLER BEARING
NN4921 NSK CYLINDRICAL ROLLER BEARING Manufacturers , Online Wholesale China 6203 Bearing Supplier Suppliers ! 4.6 mm Aa - Cage-Cone Backface Clearance 52.388 mm C - Cup Width
| Brand Name: | NSK |
| Model Number: | NN4921 |
| Aa - Cage-Cone Backface Clearance: | 4.6 mm |
| r - Cup Backface To Clear Radius2: | 6.35 mm |
| C - Cup Width: | 52.388 mm |
| Y - ISO Factor9: | 1.37 |
| C0 - Static Radial Rating: | 353000 lbf |
| B - Cone Width: | 69.850 mm |
| d: | 209.550 mm |
| da - Cone Frontface Backing Diameter: | 228.09 mm |
Product Details
| Aa - Cage-Cone Backface Clearance | 4.6 mm |
| r - Cup Backface To Clear Radius2 | 6.35 mm |
| C - Cup Width | 52.388 mm |
| Y - ISO Factor9 | 1.37 |
| C0 - Static Radial Rating | 353000 lbf |
| B - Cone Width | 69.850 mm |
| d | 209.550 mm |
| da - Cone Frontface Backing Diameter | 228.09 mm |
| Series | HM743300 |
| Cone Part Number | HM743345 |
| Db - Cup Backface Backing Diameter | 303.02 mm |
| db - Cone Backface Backing Diameter | 238 mm |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 206000 lbf |
| e - ISO Factor8 | 0.44 |
| Cup Part Number | HM743310 |
| G2 - Heat Generation Factor (Rib-Roller End) | 140.1 |
| D | 333.375 mm |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 40200 lbf |
| a - Effective Center Location3 | 0.8 mm |
| B | 69.850 mm |