The Graco 115347 Packing U‑Cup is a premium internal sealing component used in Graco spray guns and fluid‑pumps — designed to seal pistons or fluid chambers and prevent leaks, ensuring stable pressure and smooth fluid delivery.
The Graco 115347 Packing U‑Cup is a genuine OEM‑specified internal seal (U‑Cup style) — used to seal piston/rod assemblies or fluid‑chambers inside Graco spray guns, pumps and fluid‑handling equipment, preventing leaks and ensuring reliable pressure/fluid containment.
| Part Number | 115347 |
|---|---|
| Description | Packing U‑Cup / Internal Seal for fluid‑chamber or piston/rod assembly (OEM) |
| Function | Seals piston/rod or fluid chamber to prevent leaks, maintain pressure and ensure smooth fluid delivery |
| Typical Use | Spray guns, airless sprayers, pumps and fluid‑handling equipment requiring reliable internal sealing |
| OEM Status | Original Graco part — ensures correct fitment, material, tolerances and sealing performance |
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