NTN K45×53×20 needle roller bearings
Request A Quote For Your Special NTN K45×53×20 needle roller bearings Needs Today! Free 455 Series 453-B Cup Part Number Quotes. ISO 9001 certified.
| Series | 455 |
| Cup Part Number | 453-B |
| Design Units | Imperial |
| D | 4.25 in |
| D1 – Flange Outer Diameter | 4.4640 in |
| C – Cup Width | 0.8750 in |
| C1 – Cup Flange Width | 0.2188 in |
| r – Cup Backface To Clear Radius1 | 0.030 in |
| Da – Cup Frontface Backing Diameter | 3.96 in |
| K – Factor2 | 1.74 |
| e – ISO Factor3 | 0.34 |
| Y – ISO Factor4 | 1.79 |
| Cg – Geometry Factor5 | 0.0946 |
Detailed Parameters
parameter：
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