INA K50X55X17 needle roller bearings
Offer High Quality Brand A4000 Series INA K50X55X17 needle roller bearings .Contact Us Online to Get Best Quote.
| Series | A4000 |
| Cone Part Number | A4059 |
| Cup Part Number | A4138D |
| Design Units | Imperial |
| Bearing Weight | 0.25 lb |
| Cage Type | Stamped Steel |
| Ab – Cage-Cone Frontface Clearance | 0.07 in |
| d | 0.5901 in |
| D | 1.3775 in |
| B – Cone Width | 0.4326 in |
| C – Double Cup Width | 0.8125 in |
| T – Bearing Width across Cones | 0.9910 in |
| R – Cone Backface To Clear Radius1 | 0.03 in |
| r – Cup Frontface To Clear Radius2 | 0.03 in |
| db – Cone Backface Backing Diameter | 0.77 in |
| Da – Cup Frontface Backing Diameter | 1.26 in |
| Aa – Cage-Cone Backface Clearance | 0 in |
| C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 767 lbf |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 5150 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 1330 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 594 lbf |
| K – Factor7 | 1.29 |
| e – ISO Factor8 | 0.45 |
| Y1 – ISO Factor9 | 1.49 |
| Y2 – ISO Factor10 | 2.22 |
| Cg – Geometry Factor11 | 0.0355 |
Detailed Parameters
parameter：
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