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 |