KOYO R55/20 needle roller bearings
KOYO R55/20 needle roller bearings Product Brochures , Needle Roller Bearings Manufacturing Service New energy Bearing Manufacturing Co., Ltd . Get Your Free. Bearing Noun
What is R55/20 bearing interchange？
| Brand Name |
KOYO |
| Model Number |
R55/20 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
R55/20 |
Product Details
| Series | 16000 |
| Cone Part Number | 16143 |
| Cup Part Number | 16282 |
| Design Units | Imperial |
| Bearing Weight | 0.30 Kg |
| Cage Type | Stamped Steel |
| d | 36.513 mm |
| D | 71.999 mm |
| B - Cone Width | 20.638 mm |
| C - Cup Width | 14.237 mm |
| B | 18.999 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 1.52 mm |
| da - Cone Frontface Backing Diameter | 41.91 mm |
| db - Cone Backface Backing Diameter | 48.51 mm |
| Da - Cup Frontface Backing Diameter | 67.10 mm |
| Db - Cup Backface Backing Diameter | 62.99 mm |
| Ab - Cage-Cone Frontface Clearance | 1.8 mm |
| Aa - Cage-Cone Backface Clearance | 0.5 mm |
| a - Effective Center Location3 | -4.1 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 3300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 12700 lbf |
| C0 - Static Radial Rating | 14800 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 2270 lbf |
| K - Factor7 | 1.45 |
| e - ISO Factor8 | 0.4 |
| Y - ISO Factor9 | 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) | 20.3 |
| G2 - Heat Generation Factor (Rib-Roller End) | 10.6 |
| Cg - Geometry Factor | 0.0707 |
