4R5218 NTN Cylindrical Roller Bearing
100% Authentic. China 608z Bearing Supplier 2.1875 in d 4R5218 NTN Cylindrical Roller Bearing Highest Quality. Certified 383A Cup Part Number Supplier.
| Brand Name: | NTN |
| Model Number: | 4R5218 |
| d: | 2.1875 in |
| Aa - Cage-Cone Backface Clearance: | 0 in |
| Cup Part Number: | 383A |
| G2 - Heat Generation Factor (Rib-Roller End): | 15.7 |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3: | 5300 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5: | 9230 lbf |
| Bearing Weight: | 3.4 lb |
| Cage Type: | Stamped Steel |
| PDF |
4R5218 |
Product Details
| d | 2.1875 in |
| Aa - Cage-Cone Backface Clearance | 0 in |
| Cup Part Number | 383A |
| G2 - Heat Generation Factor (Rib-Roller End) | 15.7 |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 5300 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 9230 lbf |
| Bearing Weight | 3.4 lb |
| Cage Type | Stamped Steel |
| B - Double Cone Width | 2.0940 in |
| Design Units | Imperial |
| Y1 - ISO Factor9 | 1.91 |
| da - Cone Frontface Backing Diameter | 2.44 in |
| Ab - Cage-Cone Frontface Clearance | 0.11 in |
| r - Cup Backface To Clear Radius2 | 0.08 in |
| C - Cup Width | 0.7018 in |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 35600 lbf |
| R - Cone Frontface To Clear Radius1 | 0.030 in |
| G1 - Heat Generation Factor (Roller-Raceway)11 | 42 |
| Cone Part Number | 389DE |
| T - Bearing Width across Cups | 2.0195 in |
