IKO BA 308 Z needle roller bearings
How 291749 Cup Part Number do you find the 290000 Series IKO BA 308 Z needle roller bearings specification? Manufacturers Online EE291202D Cone Part Number Free check！
| Series | 290000 |
| Cone Part Number | EE291202D |
| Cup Part Number | 291749 |
| Design Units | Imperial |
| Bearing Weight | 115.90 lb |
| Cage Type | Stamped Steel |
| Aa – Cage-Cone Backface Clearance | 0 in |
| d | 12 in |
| D | 17.5 in |
| B – Double Cone Width | 4.6250 in |
| C – Cup Width | 1.5625 in |
| T – Bearing Width across Cups | 4.3749 in |
| R – Cone Frontface To Clear Radius1 | 0.310 in |
| r – Cup Backface To Clear Radius2 | 0.130 in |
| da – Cone Frontface Backing Diameter | 13 in |
| Db – Cup Backface Backing Diameter | 16.34 in |
| Ab – Cage-Cone Frontface Clearance | 0.16 in |
| C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 51700 lbf |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 347000 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 90000 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 33400 lbf |
| K – Factor7 | 1.55 |
| e – ISO Factor8 | 0.38 |
| Y1 – ISO Factor9 | 1.79 |
| Y2 – ISO Factor10 | 2.66 |
| Cg – Geometry Factor11 | 0.156 |
Detailed Parameters
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