231/630BK NTN Spherical Roller Bearings
Tapered Roller Bearing offers 0.25 in R - Cone Backface To Clear Radius3 a 231/630BK NTN Spherical Roller Bearings selection China Rexroth a10v Hydraulic Pump Supplier of Genuine Tapered Roller Bearing at Wholesale Prices. We are a 231/630BK NTN Spherical Roller Bearings Certified Parts Retailer
| Brand Name: | NTN |
| Model Number: | 231/630BK |
| R - Cone Backface To Clear Radius3: | 0.25 in |
| G2 - Heat Generation Factor (Rib-Roller End): | 140.1 |
| a - Effective Center Location4: | 0.03 in |
| Ab - Cage-Cone Frontface Clearance: | 0.2 in |
| db - Cone Backface Backing Diameter: | 9.37 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6: | 206000 lbf |
| Design Units: | Imperial |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 93000 lbf |
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231/630BK |
Product Details
| R - Cone Backface To Clear Radius3 | 0.25 in |
| G2 - Heat Generation Factor (Rib-Roller End) | 140.1 |
| a - Effective Center Location4 | 0.03 in |
| Ab - Cage-Cone Frontface Clearance | 0.2 in |
| db - Cone Backface Backing Diameter | 9.37 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 206000 lbf |
| Design Units | Imperial |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 93000 lbf |
| Series | HM743300 |
| K - Factor8 | 1.33 |
| C0 - Static Radial Rating | 353000 lbf |
| d | 8.2500 in |
| Aa - Cage-Cone Backface Clearance | 0.18 in |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 359000 lbf |
| B - Cone Width | 2.7500 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 53400 lbf |
| G1 - Heat Generation Factor (Roller-Raceway) | 1017.2 |
| Cone Part Number | HM743345 |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 40200 lbf |
| da - Cone Frontface Backing Diameter | 8.98 in |
