

The Graco 161559 Washer Backup provides support to seals and O-rings, preventing extrusion and maintaining optimal sealing.
The Graco 161559 Washer Backup ensures O-rings remain in place and prevents extrusion, maintaining reliable sealing and efficient operation.
| Specification | Details |
|---|---|
| Part Number | 161559 |
| Type | Backup Washer |
| Material | High-strength metal |
| Main Function | Supports O-rings and prevents extrusion |