

Graco 160639 Rod Piston is a genuine OEM replacement component engineered for precise piston movement in compatible Graco pump assemblies. Designed to maintain mechanical integrity and dimensional accuracy for heavy‑duty operation.
Compatible Machines
Product Overview
The Graco 160639 Rod Piston serves as a direct OEM replacement for worn or damaged piston assemblies in approved Graco machines. Manufactured to strict Graco tolerances, this part ensures consistent performance and longevity under rigorous use. It supports smooth piston travel, preserving system pressure and reducing mechanical wear.
| Specification | Details |
|---|---|
| Part Number | 160639 |
| Type | Rod Piston |
| Material | Hardened steel |
| Length | OEM specified length |
| Weight | Approx. 0.55 lbs |
| OEM Fit | Yes |
Key Features
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