4R4445 NTN Cylindrical Roller Bearing
4R4445 NTN Cylindrical Roller Bearing with easy-to-use parts graphics, giving you the ability to 18 mm B check parts availability, Tapered Roller Bearing handong Zhiyuan Bearing Co., Ltd pricing, examine remanufactured 0.6 mm r3,4 min. options.
| Brand Name: |
NTN |
| Model Number: |
4R4445 |
| B: |
18 mm |
| r3,4 min.: |
0.6 mm |
| d2: |
70.6 mm |
| Static axial stiffness, preload class B: |
75 N/µm |
| da min.: |
66 mm |
| Ball diameter Dw: |
7.938 mm |
| Calculation factor f2A: |
1 |
| ra max.: |
1 mm |
| PDF |
4R4445 |
Product Details
| B |
18 mm |
| r3,4 min. |
0.6 mm |
| d2 |
70.6 mm |
| Static axial stiffness, preload class B |
75 N/µm |
| da min. |
66 mm |
| Ball diameter Dw |
7.938 mm |
| Calculation factor f2A |
1 |
| ra max. |
1 mm |
| Calculation factor f1 |
1 |
| d |
60 mm |
| Calculation factor f2C |
1.05 |
| D1 |
82.22 mm |
| Basic static load rating C0 |
12.9 kN |
| db min. |
66 mm |
| Reference grease quantity Gref |
5.3 cm³ |
| Number of balls z |
25 |
| D |
95 mm |
| Fatigue load limit Pu |
0.54 kN |
| a |
19.5 mm |
| r1,2 min. |
1.1 mm |
Company Profile
| Worktime |
8:30-17:30 |
| Phone |
86-55-0286 |