KOYO 6904 2RU Single Row Ball Bearings
| Place of Origin |
Check Distributor Service |
| Brand Name |
Check Distributor |
| Certification |
Original certificate |
| Model Number |
KOYO 6904 2RU |
| Min.Order Quantity |
check bearing service company |
| Price |
Contact With Authorized agent |
| Packaging Details |
Original industrial package |
| Delivery Time |
Within 5 working days |
| Payment Terms |
paypal,UnionPay, Visa/MasterCard, Amex, Discover,T/T |
| Supply Ability |
493 |
Product Features
Check Distributor KOYO 6904 2RU bearing Size Chart (mm/inches) |
|---|
| Series | 355 |
| Cone Part Number | 350 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 32000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 8310 lbf |
| d | 1.5748 in |
| B - Cone Width | 0.8540 in |
| R - Cone Backface To Clear Radius3 | 0.16 in |
| da - Cone Frontface Backing Diameter | 1.83 in |
| db - Cone Backface Backing Diameter | 2.13 in |
| Ab - Cage-Cone Frontface Clearance | 0.09 in |
| Aa - Cage-Cone Backface Clearance | 0 in |
| a - Effective Center Location4 | -0.19 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 4770 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 18400 lbf |
| C0 - Static Radial Rating | 20000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 2500 lbf |
| K - Factor8 | 1.91 |
| G1 - Heat Generation Factor (Roller-Raceway) | 30 |
| G2 - Heat Generation Factor (Rib-Roller End) | 12.2 |
| Cg - Geometry Factor | 0.0732 |