The Graco 15F448 Packing O‑Ring is a precision sealing ring used to maintain airtight and fluid‑tight seals in Graco pumps, spray guns, and fluid systems — preventing leaks and preserving system pressure under operational load. A critical component for maintaining performance and longevity.
The Graco 15F448 Packing O‑Ring is a precision‑molded seal used inside Graco pumps, valves, spray guns or fluid assemblies to maintain airtight and liquid‑tight seals. It ensures that internal fluid or air passages remain sealed under pressure, preventing leaks, maintaining system pressure, and extending component service life.
| Specification | Details |
|---|---|
| Part Type | Packing O‑Ring / Seal |
| Function | Seals fluid or air passages to prevent leaks |
| Material | OEM‑specified elastomer/sealing compound (as per Graco spec) |
| Compatibility | Graco pumps, spray guns, valves, fluid‑handling assemblies needing O‑ring seals |
| Certification | Genuine Graco OEM sealing component |
The 15F448 Packing O‑Ring is used wherever fluid or air‑tight sealing is required — in pump valves, spray guns, gun housings, piston assemblies, or any internal fluid passage. Regular inspection and replacement of this O‑ring during maintenance helps avoid leaks, ensures spray quality, and prolongs overall system lifespan.
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