45 mm x 68 mm x 12 mm CYSD 6909-RZ Deep groove ball bearings
| Brand Name |
CYSD |
| Model Number |
6909-RZ |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
CYSD 6909-RZ bearing Size Chart (mm/inches) |
|---|
| Series | HH234000 |
| Cone Part Number | HH234031 |
| Cup Part Number | HH234010V |
| Design Units | Imperial |
| Bearing Weight | 31.000 Kg |
| Cage Type | Stamped Steel |
| d | 139.700 mm |
| D | 307.975 mm |
| B - Cone Width | 93.663 mm |
| C - Cup Width | 66.675 mm |
| B | 88.900 mm |
| R - Cone Backface To Clear Radius1 | 9.650 mm |
| r - Cup Backface To Clear Radius2 | 6.86 mm |
| da - Cone Frontface Backing Diameter | 167.89 mm |
| db - Cone Backface Backing Diameter | 180.09 mm |
| Da - Cup Frontface Backing Diameter | 286.00 mm |
| Db - Cup Backface Backing Diameter | 276.10 mm |
| Ab - Cage-Cone Frontface Clearance | 0.3 mm |
| Aa - Cage-Cone Backface Clearance | 11.7 mm |
| a - Effective Center Location3 | -26.4 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 67200 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 259000 lbf |
| C0 - Static Radial Rating | 354000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 37500 lbf |
| K - Factor7 | 1.79 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.84 |
| G1 - Heat Generation Factor (Roller-Raceway) | 718.4 |
| G2 - Heat Generation Factor (Rib-Roller End) | 62.1 |
| Cg - Geometry Factor | 0.116 |