NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series 34000 r/min Attainable speed for oil-air lubrication Industries and Applications 0.76 Calculation factor (back-to-back, face-to-face) Y0 ? We sell discount 62.3 mm dn Super Precision Angular Contact Bearings online as well as cheap Jinan LBR Bearing Co., Ltd. machinery parts.
| Brand Name: |
SKF |
| Model Number: |
NNU4938B/SPC3W33 |
| Calculation factor (back-to-back, face-to-face) Y0: |
0.76 |
| dn: |
62.3 mm |
| Attainable speed for oil-air lubrication: |
34000 r/min |
| Preload class A GA: |
130 N |
| Basic static load rating C0: |
10 kN |
| Static axial stiffness, preload class A: |
104 N/µm |
| da min.: |
54.6 mm |
| db min.: |
54.6 mm |
Product Details
| Calculation factor (back-to-back, face-to-face) Y0 |
0.76 |
| dn |
62.3 mm |
| Attainable speed for oil-air lubrication |
34000 r/min |
| Preload class A GA |
130 N |
| Basic static load rating C0 |
10 kN |
| Static axial stiffness, preload class A |
104 N/µm |
| da min. |
54.6 mm |
| db min. |
54.6 mm |
| Calculation factor f2A |
1 |
| b |
1.6 mm |
| Db max. |
75.8 mm |
| Number of balls z |
21 |
| Calculation factor (back-to-back, face-to-face) X2 |
0.67 |
| C3 |
3 mm |
| D1 |
69.75 mm |
| Static axial stiffness, preload class C |
204 N/µm |
| ra max. |
1 mm |
| Calculation factor f2B |
1.03 |
| Reference grease quantity Gref |
4.1 cm³ |
| Ball diameter Dw |
7.938 mm |
Company Profile
| Worktime |
9:00-18:00(BeiJing time) |
| Phone |
86-5318966548 |