7221CTRSUMP3 NSK Super Precision Bearings
100% 0.18 in Ab - Cage-Cone Frontface Clearance Authentic. 7221CTRSUMP3 NSK Super Precision Bearings 12.8 in da - Cone Frontface Backing Diameter Highest Quality. Certified Supplier. China 6206 Bearing Supplier
| Brand Name: | NSK |
| Model Number: | 7221CTRSUMP3 |
| da - Cone Frontface Backing Diameter: | 12.8 in |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6: | 39700 lbf |
| Ab - Cage-Cone Frontface Clearance: | 0.18 in |
| Series: | M257100 |
| d: | 12 in |
| C1 - Dynamic Radial Rating (1 million revolutions)1: | 269000 lbf |
| R - Cone Frontface To Clear Radius2: | 0.130 in |
| db - Cone Backface Backing Diameter: | 12.8 in |
Product Details
| da - Cone Frontface Backing Diameter | 12.8 in |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 39700 lbf |
| Ab - Cage-Cone Frontface Clearance | 0.18 in |
| Series | M257100 |
| d | 12 in |
| C1 - Dynamic Radial Rating (1 million revolutions)1 | 269000 lbf |
| R - Cone Frontface To Clear Radius2 | 0.130 in |
| db - Cone Backface Backing Diameter | 12.8 in |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 468000 lbf |
| Design Units | Imperial |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 69700 lbf |
| C0 - Static Radial Rating | 477000 lbf |
| Cone Part Number | M257148DW |
| K - Factor7 | 1.76 |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 121000 lbf |
| Cg - Geometry Factor8 | 0.167 |
| B - Double Cone Width | 5.1250 in |