BRD30A0 Linear Guide Block 28x90x42mm
100% Authentic. BRD30A0 Linear Guide Block 28x90x42mm Industrial Bearings Solutions 680000 Series Highest Quality. 680270-B Cup Part Number Certified Supplier.
Product Details
| Series | 680000 |
| Cone Part Number | 680235 |
| Cup Part Number | 680270-B |
| Design Units | Imperial |
| Bearing Weight | 37.3 lb |
| Cage Type | Stamped Steel |
| d | 23.5000 in |
| D | 27.0000 in |
| D1 - Flange Outer Diameter | 27.2772 in |
| B - Cone Width | 1.2500 in |
| C - Cup Width | 1.0000 in |
| C1 - Cup Flange Width | 0.2812 in |
| T1 - Bearing Width | 1.250 in |
| T - Bearing Width to Flange | 0.5312 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| r - Cup Backface To Clear Radius2 | 0.130 in |
| da - Cone Frontface Backing Diameter | 24.21 in |
| db - Cone Backface Backing Diameter | 24.21 in |
| Da - Cup Frontface Backing Diameter | 26.46 in |
| Ab - Cage-Cone Frontface Clearance | 0.05 in |
| Aa - Cage-Cone Backface Clearance | 0.01 in |
| a - Effective Center Location3 | 3.78 in |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 20000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 77300 lbf |
| C0 - Static Radial Rating | 217000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 18100 lbf |
| K - Factor7 | 1.11 |
| e - ISO Factor8 | 0.53 |
| Y - ISO Factor9 | 1.14 |
| G1 - Heat Generation Factor (Roller-Raceway)10 | 3740 |
| G2 - Heat Generation Factor (Rib-Roller End) | 1810 |
| Cg - Geometry Factor11 | 0.223 |
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