2 mm x 7 mm x 2,8 mm NMB RF-720 deep groove ball bearings
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What is RF-720 bearing interchange？
| Brand Name: | NMB |
| Model Number: | RF-720 |
| Series: | 755000 |
| Cone Part Number: | EE755285 |
| Design Units: | Imperial |
| Cage Type: | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 934000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 242000 lbf |
| d: | 28.5000 in |
| B - Cone Width: | 3.1875 in |
Product Details
| Series | 755000 |
| Cone Part Number | EE755285 |
| Design Units | Imperial |
| Cage Type | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 934000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 242000 lbf |
| d | 28.5000 in |
| B - Cone Width | 3.1875 in |
| R - Cone Backface To Clear Radius3 | 0.220 in |
| da - Cone Frontface Backing Diameter | 29.53 in |
| db - Cone Backface Backing Diameter | 29.76 in |
| Ab - Cage-Cone Frontface Clearance | 0.36 in |
| Aa - Cage-Cone Backface Clearance | 0.34 in |
| a - Effective Center Location4 | 2.17 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 139000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 536000 lbf |
| C0 - Static Radial Rating | 1170000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 90600 lbf |
| K - Factor8 | 1.54 |
| G1 - Heat Generation Factor (Roller-Raceway) | 11122.5 |
| G2 - Heat Generation Factor (Rib-Roller End) | 1282.2 |
| Cg - Geometry Factor | 0.295 |
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