68512A Franke Slewing Ring Bearings
| Brand Name: | Franke |
| Model Number: | 68512A |
| Series: | M249700 |
| Cone Part Number: | M249749 |
| Cup Part Number: | M249710 |
| Design Units: | Imperial |
| Bearing Weight: | 21.40 Kg |
| Cage Type: | Stamped Steel |
| d: | 254.000 mm |
| D: | 358.775 mm |
Product Details
| Series | M249700 |
| Cone Part Number | M249749 |
| Cup Part Number | M249710 |
| Design Units | Imperial |
| Bearing Weight | 21.40 Kg |
| Cage Type | Stamped Steel |
| d | 254.000 mm |
| D | 358.775 mm |
| B - Cone Width | 71.438 mm |
| C - Cup Width | 53.975 mm |
| B | 71.438 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 270 mm |
| db - Cone Backface Backing Diameter | 274.07 mm |
| Da - Cup Frontface Backing Diameter | 343.41 mm |
| Db - Cup Backface Backing Diameter | 335.03 mm |
| Ab - Cage-Cone Frontface Clearance | 4.3 mm |
| Aa - Cage-Cone Backface Clearance | 7.1 mm |
| a - Effective Center Location3 | -6.9 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 53300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 206000 lbf |
| C0 - Static Radial Rating | 416000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 30300 lbf |
| K - Factor7 | 1.76 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.8 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1630 |
| G2 - Heat Generation Factor (Rib-Roller End) | 168 |
| Cg - Geometry Factor | 0.153 |
Company Profile
| Worktime |
9:00-18:00(BeiJing time) |
| Phone |
86-15153696688 |
