NACHI 231/710E cylindrical roller bearings
Online shopping NACHI 231/710E cylindrical roller bearings from a great selection 779D Cone Part Number at Store. … 775 Series Accessories.
| Series | 775 |
| Cone Part Number | 779D |
| Cup Part Number | 772A |
| Design Units | Imperial |
| Bearing Weight | 21.3 lb |
| Cage Type | Stamped Steel |
| Aa – Cage-Cone Backface Clearance | 0 in |
| d | 3.8750 in |
| D | 6.8750 in |
| B – Double Cone Width | 4.0300 in |
| C – Cup Width | 1.5000 in |
| T – Bearing Width across Cups | 4.0000 in |
| R – Cone Frontface To Clear Radius1 | 0.060 in |
| r – Cup Backface To Clear Radius2 | 0.130 in |
| da – Cone Frontface Backing Diameter | 4.41 in |
| Db – Cup Backface Backing Diameter | 6.22 in |
| Ab – Cage-Cone Frontface Clearance | 0.07 in |
| C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 20200 lbf |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 135000 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 35100 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 13300 lbf |
| K – Factor7 | 1.51 |
| e – ISO Factor8 | 0.39 |
| Y1 – ISO Factor9 | 1.75 |
| Y2 – ISO Factor10 | 2.61 |
| G1 – Heat Generation Factor (Roller-Raceway)11 | 227 |
| G2 – Heat Generation Factor (Rib-Roller End) | 41.3 |
| Cg – Geometry Factor12 | 0.107 |
Detailed Parameters
parameter：
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