Hitachi EX300-2 Excavator Slewing Bearing
What are the types of Hitachi EX300-2 Excavator Slewing Bearing ? Angular Contact Ball Bearing ROLLWAY BEARING Sales Co., Ltd. Manufacturing Service . Get Your Free, Instant price, 97000 Series design review.
Product Details
| Series | 97000 |
| Cone Part Number | 97450 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 147000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 38200 lbf |
| d | 4.5000 in |
| B - Cone Width | 1.9460 in |
| R - Cone Backface To Clear Radius3 | 0.14 in |
| da - Cone Frontface Backing Diameter | 5.39 in |
| db - Cone Backface Backing Diameter | 5.51 in |
| Ab - Cage-Cone Frontface Clearance | 0.21 in |
| Aa - Cage-Cone Backface Clearance | 0.28 in |
| a - Effective Center Location4 | 0.52 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 21900 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 84500 lbf |
| C0 - Static Radial Rating | 109000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 27600 lbf |
| K - Factor8 | 0.79 |
| G1 - Heat Generation Factor (Roller-Raceway) | 237.1 |
| G2 - Heat Generation Factor (Rib-Roller End) | 44.6 |
| Cg - Geometry Factor | 0.131 |
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