NNU4921BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
Enjoy Stamped Steel Cage Type High 0.52 e - ISO Factor8 Margins on China Rexroth a10v Hydraulic Pump Supplier Competitive Super Precision Angular Contact Bearings Pricing.Great 317.500 mm D Wholesale Products at Low Costs.
| Brand Name: |
SKF |
| Model Number: |
NNU4921BK/SPW33 |
| Cage Type: |
Stamped Steel |
| e - ISO Factor8: |
0.52 |
| D: |
317.500 mm |
| C1 - Dynamic Radial Rating (1 million revolutions)5: |
164000 lbf |
| db - Cone Backface Backing Diameter: |
232.92 mm |
| Da - Cup Frontface Backing Diameter: |
300.00 mm |
| a - Effective Center Location3: |
7.9 mm |
| d: |
209.550 mm |
Product Details
| Cage Type |
Stamped Steel |
| e - ISO Factor8 |
0.52 |
| D |
317.500 mm |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
164000 lbf |
| db - Cone Backface Backing Diameter |
232.92 mm |
| Da - Cup Frontface Backing Diameter |
300.00 mm |
| a - Effective Center Location3 |
7.9 mm |
| d |
209.550 mm |
| Y - ISO Factor9 |
1.15 |
| B |
68.263 mm |
| G2 - Heat Generation Factor (Rib-Roller End) |
126 |
| C0 - Static Radial Rating |
290000 lbf |
| K - Factor7 |
1.12 |
| Aa - Cage-Cone Backface Clearance |
8.1 mm |
| Cup Part Number |
93126 |
| r - Cup Backface To Clear Radius2 |
3.30 mm |
| R - Cone Backface To Clear Radius1 |
4.320 mm |
| Series |
93000 |
| B - Cone Width |
63.5 mm |
| G1 - Heat Generation Factor (Roller-Raceway) |
912 |