NP302939 Timken Tapered Roller Bearing
NP302939 Timken Tapered Roller Bearing Stamped Steel Cage Type Shanghai Shengjie Bearing Co., Ltd. with easy-to-use parts 3900 Series graphics, giving you the ability to check 4.29 in Da - Cup Frontface Backing Diameter parts availability, Thrust Spherical Roller Bearing pricing, examine remanufactured options.
| Brand Name: |
Timken |
| Model Number: |
NP302939 |
| Cage Type: |
Stamped Steel |
| Series: |
3900 |
| Da - Cup Frontface Backing Diameter: |
4.29 in |
| K - Factor7: |
1.45 |
| Aa - Cage-Cone Backface Clearance: |
0.06 in |
| Design Units: |
Imperial |
| R - Cone Backface To Clear Radius1: |
0.14 in |
| B - Cone Width: |
1.1830 in |
Product Details
| Cage Type |
Stamped Steel |
| Series |
3900 |
| Da - Cup Frontface Backing Diameter |
4.29 in |
| K - Factor7 |
1.45 |
| Aa - Cage-Cone Backface Clearance |
0.06 in |
| Design Units |
Imperial |
| R - Cone Backface To Clear Radius1 |
0.14 in |
| B - Cone Width |
1.1830 in |
| Cup Part Number |
3920-B |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
8090 lbf |
| D |
4.4375 in |
| a - Effective Center Location3 |
-0.18 in |
| Cg - Geometry Factor11 |
0.109 |
| da - Cone Frontface Backing Diameter |
2.6 in |
| C1 - Cup Flange Width |
0.1875 in |
| d |
2.2500 in |
| e - ISO Factor8 |
0.4 |
| T1 - Bearing Width |
1.1875 in |
| G1 - Heat Generation Factor (Roller-Raceway)10 |
75.2 |
| G2 - Heat Generation Factor (Rib-Roller End) |
21.3 |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7233546 |