573 Back-Up Rings
Molded of 55D Durometer Hytrel, these back-up rings provide excellent extrusion resistance and tolerance to fluids such as phosphate esters, hydraulic oil and water. Stretched for installation, they return quickly to their original size for easy installation.
NOTE: Sizes (Dash No.) corresponds to standard O-ring numbers
| SEAL INFORMATION | |
|---|---|
| MATERIAL | 55D HYTREL |
| TEMPERATURE RANGE | -65° TO +275°F |
| PRESSURE RANGE | VARIES ACCORDING TO DIAMETRAL CLEARANCE |
| PART NUMBER | (Prefix) - (Dash No.) |
