300RV4021 NSK Four-Row Cylindrical Roller Bearing
What are the dimensions 50.8 mm B - Cone Width 274.07 mm db - Cone Backface Backing Diameter of a 300RV4021 NSK Four-Row Cylindrical Roller Bearing? Spherical Roller Bearing Manufacturing Hebei Xiantong Bearing Co., Ltd. Service . Get Your Free, Instant Quote！
| Brand Name: |
NSK |
| Model Number: |
300RV4021 |
| B - Cone Width: |
50.8 mm |
| db - Cone Backface Backing Diameter: |
274.07 mm |
| G2 - Heat Generation Factor (Rib-Roller End): |
172 |
| D: |
355.6 mm |
| Ab - Cage-Cone Frontface Clearance: |
7.6 mm |
| Bearing Weight: |
14.4 Kg |
| B: |
50.800 mm |
| C0 - Static Radial Rating: |
231000 lbf |
Product Details
| B - Cone Width |
50.8 mm |
| db - Cone Backface Backing Diameter |
274.07 mm |
| G2 - Heat Generation Factor (Rib-Roller End) |
172 |
| D |
355.6 mm |
| Ab - Cage-Cone Frontface Clearance |
7.6 mm |
| Bearing Weight |
14.4 Kg |
| B |
50.800 mm |
| C0 - Static Radial Rating |
231000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
23300 lbf |
| e - ISO Factor8 |
0.36 |
| G1 - Heat Generation Factor (Roller-Raceway) |
1070 |
| Aa - Cage-Cone Backface Clearance |
10.2 mm |
| da - Cone Frontface Backing Diameter |
263.91 mm |
| Series |
170000 |
| Cg - Geometry Factor |
0.135 |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
144000 lbf |
| r - Cup Backface To Clear Radius2 |
3.30 mm |
| a - Effective Center Location3 |
5.8 mm |
| Design Units |
Imperial |
| K - Factor7 |
1.61 |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7234259 |