NNU4940B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
NNU4940B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series 240 N Preload class C GC 120 N Preload class B GB Manufacturers 480 N Preload class D GD , Online Wholesale Suppliers ! China Abec 7 Bearings Supplier
| Brand Name: | SKF |
| Model Number: | NNU4940B/SPC3W33 |
| Preload class C GC: | 240 N |
| Preload class B GB: | 120 N |
| Preload class D GD: | 480 N |
| Calculation factor f2B: | 1.02 |
| Db max.: | 60 mm |
| Mass bearing: | 0.13 kg |
| db min.: | 39.6 mm |
| Preload class A GA: | 60 N |
| PDF |
NNU4940B/SPC3W33 |
Product Details
| Preload class C GC | 240 N |
| Preload class B GB | 120 N |
| Preload class D GD | 480 N |
| Calculation factor f2B | 1.02 |
| Db max. | 60 mm |
| Mass bearing | 0.13 kg |
| db min. | 39.6 mm |
| Preload class A GA | 60 N |
| Calculation factor f0 | 9.7 |
| Ball diameter Dw | 7.938 mm |
| ra max. | 1 mm |
| da min. | 39.6 mm |
| Calculation factor f | 1.06 |
| r1,2 min. | 1 mm |
| Calculation factor f2C | 1.05 |
| Attainable speed for grease lubrication | 28000 r/min |
| D1 | 53.3 mm |
| Static axial stiffness, preload class D | 100 N/µm |
| Calculation factor f2D | 1.09 |
| Number of balls z | 16 |
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