NNU4930B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
LET OUR 12 mm B NNU4930B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series EXPERTS GET 331 N Preload class C GC YOU THE PARTS YOU Jinan LBR Bearing Co., Ltd. 166 N Preload class B GB NEED.
| Brand Name: |
SKF |
| Model Number: |
NNU4930B/SPC3W33 |
| Preload class C GC: |
331 N |
| Preload class B GB: |
166 N |
| B: |
12 mm |
| a: |
14 mm |
| D: |
68 mm |
| Attainable speed for oil-air lubrication: |
52000 r/min |
| Ball diameter Dw: |
6.35 mm |
| Static axial stiffness, preload class B: |
59 N/µm |
Product Details
| Preload class C GC |
331 N |
| Preload class B GB |
166 N |
| B |
12 mm |
| a |
14 mm |
| D |
68 mm |
| Attainable speed for oil-air lubrication |
52000 r/min |
| Ball diameter Dw |
6.35 mm |
| Static axial stiffness, preload class B |
59 N/µm |
| Number of balls z |
21 |
| Basic dynamic load rating C |
10.1 kN |
| Reference grease quantity Gref |
1.5 cm³ |
| Calculation factor f1 |
1 |
| Basic static load rating C0 |
6.95 kN |
| Calculation factor f |
1.09 |
| d2 |
51 mm |
| rb max. |
0.3 mm |
| Static axial stiffness, preload class C |
81 N/µm |
| d |
45 mm |
| Calculation factor f2A |
1 |
| ra max. |
0.6 mm |
Company Profile
| Worktime |
9:00-18:00(BeiJing time) |
| Phone |
86-5318966548 |