NNU4921 NTN Tapered Roller Bearing
Advance NACHI BEARINGS OF AMERICA CORP. 335.03 mm da - Cone Frontface Backing Diameter NNU4921 NTN Tapered Roller Bearing is your source for quality Cylindrical Roller Bearing and accessories. shop 136.525 mm B online for home delivery or pick up in one of our 10000 .
| Brand Name: | NTN |
| Model Number: | NNU4921 |
| B: | 136.525 mm |
| Aa - Cage-Cone Backface Clearance: | 19.1 mm |
| da - Cone Frontface Backing Diameter: | 335.03 mm |
| d: | 304.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4: | 180000 lbf |
| C0 - Static Radial Rating: | 923000 lbf |
| C - Cup Width: | 98.425 mm |
| Cg - Geometry Factor: | 0.19 |
| PDF |
NNU4921 |
Product Details
| B | 136.525 mm |
| Aa - Cage-Cone Backface Clearance | 19.1 mm |
| da - Cone Frontface Backing Diameter | 335.03 mm |
| d | 304.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 180000 lbf |
| C0 - Static Radial Rating | 923000 lbf |
| C - Cup Width | 98.425 mm |
| Cg - Geometry Factor | 0.19 |
| Db - Cup Backface Backing Diameter | 500.89 mm |
| Y - ISO Factor9 | 1.52 |
| B - Cone Width | 136.525 mm |
| D | 558.800 mm |
| Design Units | Imperial |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 122000 lbf |
| Series | 790000 |
| Da - Cup Frontface Backing Diameter | 515.60 mm |
| G1 - Heat Generation Factor (Roller-Raceway) | 2660 |
| R - Cone Backface To Clear Radius1 | 1.270 mm |
| K - Factor7 | 1.48 |
| db - Cone Backface Backing Diameter | 335.03 mm |
