The Graco 15H304 Fitting Plug 9/16″ SAE is a durable port‑closure plug for SAE‑type connections in Graco fluid systems, providing leak‑proof sealing of unused or service ports.
The 15H304 Fitting Plug 9/16″ SAE is a high‑quality plug designed to seal an SAE‑style port within a fluid handling system. This plug ensures no leakage occurs in unused ports, maintaining system pressure integrity and avoiding contamination. It is especially important during system shutdowns or when modifications require temporary port sealing.
Built to OEM tolerances, this plug provides reliable thread engagement, durable sealing and ease of installation for service or retrofit operations in industrial or contractor‑level equipment.
| Feature | Description |
|---|---|
| SAE Thread Design | Fits a 9/16″ SAE port, enabling proper engagement and sealing of the original port size. |
| Durable Material | Constructed of metal rated for the fluid pressure and environment typical of Graco systems. |
| Sealing Integrity | Designed to provide leak‑proof closure for unused or service‑related ports. |
| Quick Installation | Simple thread‑in plug allows fast service or port closure without modification. |
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