NNU4988K NTN Cylindrical Roller Bearing
NNU4988K NTN Cylindrical Roller Bearing Manufacturers , Online Wholesale Suppliers 2.24 in db - Cone Backface Backing Diameter ! Bearing Rolamentos do Brasil Ltda.
| Brand Name: |
NTN |
| Model Number: |
NNU4988K |
| db - Cone Backface Backing Diameter: |
2.24 in |
| R - Cone Backface To Clear Radius3: |
0.14 in |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: |
35400 lbf |
| Aa - Cage-Cone Backface Clearance: |
0.01 in |
| K - Factor8: |
1.74 |
| a - Effective Center Location4: |
-0.25 in |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: |
9180 lbf |
| da - Cone Frontface Backing Diameter: |
1.97 in |
| PDF |
NNU4988K |
Product Details
| db - Cone Backface Backing Diameter |
2.24 in |
| R - Cone Backface To Clear Radius3 |
0.14 in |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
35400 lbf |
| Aa - Cage-Cone Backface Clearance |
0.01 in |
| K - Factor8 |
1.74 |
| a - Effective Center Location4 |
-0.25 in |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
9180 lbf |
| da - Cone Frontface Backing Diameter |
1.97 in |
| G1 - Heat Generation Factor (Roller-Raceway) |
35.2 |
| C0 - Static Radial Rating |
24900 lbf |
| G2 - Heat Generation Factor (Rib-Roller End) |
14.3 |
| Cage Type |
Stamped Steel |
| d |
1.7500 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6 |
20300 lbf |
| Series |
25500 |
| B - Cone Width |
1.0000 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 |
5270 lbf |
| Ab - Cage-Cone Frontface Clearance |
0.06 in |
| Design Units |
Imperial |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 |
3020 lbf |