NNU4921BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
Our highly-skilled and factory-trained service experts have the resources to BEARING FORGE OF AMERICA CORP. help you with all your NNU4921BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series needs - including routine maintenance, major repairs, warranty service, and Super Precision Bearing equipment 44.1 mm d2 inspections.
| Brand Name: | SKF |
| Model Number: | NNU4921BK/SPW33 |
| d2: | 44.1 mm |
| Hexagonal key size for grub screw N: | 3.969 mm |
| Recommended tightening torque for grub screw: | 6.5 N·m |
| s1: | 26.7 mm |
| Fatigue load limit Pu: | 0.475 kN |
| Limiting speed1): | 6300 r/min |
| Thread grub screw G2: | 5/16-24 UNF |
| B: | 23.8 mm |
Product Details
| d2 | 44.1 mm |
| Hexagonal key size for grub screw N | 3.969 mm |
| Recommended tightening torque for grub screw | 6.5 N·m |
| s1 | 26.7 mm |
| Fatigue load limit Pu | 0.475 kN |
| Limiting speed1) | 6300 r/min |
| Thread grub screw G2 | 5/16-24 UNF |
| B | 23.8 mm |
| Basic static load rating C0 | 11.2 kN |
| d | 26.988 mm |
| D | 62 mm |
| Calculation factor f0 | 14 |
| C | 18 mm |
| Mass complete bearing | 0.36 kg |
| Basic dynamic load rating C | 19.5 kN |
| d1 ≈ | 39.7 mm |
| r1,2 min. | 0.6 mm |
| B4 | 5.95 mm |
| B1 | 35.7 mm |
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