6872 KOYO Single-row deep groove ball bearings
| Brand Name: | KOYO |
| Model Number: | 6872 |
| Series: | M236800 |
| Cone Part Number: | M236848 |
| Cup Part Number: | M236810V |
| Design Units: | Imperial |
| Bearing Weight: | 9 Kg |
| Cage Type: | Stamped Steel |
| d: | 177.800 mm |
| D: | 260.350 mm |
| PDF |
6872 |
Product Details
| Series | M236800 |
| Cone Part Number | M236848 |
| Cup Part Number | M236810V |
| Design Units | Imperial |
| Bearing Weight | 9 Kg |
| Cage Type | Stamped Steel |
| d | 177.800 mm |
| D | 260.350 mm |
| B - Cone Width | 53.975 mm |
| C - Cup Width | 41.275 mm |
| B | 53.975 mm |
| R - Cone Backface To Clear Radius1 | 7.870 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 191.01 mm |
| db - Cone Backface Backing Diameter | 203.96 mm |
| Da - Cup Frontface Backing Diameter | 249.40 mm |
| Db - Cup Backface Backing Diameter | 241.05 mm |
| Ab - Cage-Cone Frontface Clearance | 4.3 mm |
| Aa - Cage-Cone Backface Clearance | 3.8 mm |
| a - Effective Center Location3 | -6.6 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 31300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 121000 lbf |
| C0 - Static Radial Rating | 210000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 17800 lbf |
| K - Factor7 | 1.76 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.8 |
| G1 - Heat Generation Factor (Roller-Raceway) | 690.9 |
| G2 - Heat Generation Factor (Rib-Roller End) | 100.2 |
| Cg - Geometry Factor | 0.115 |
