

The Graco 15H305 Fitting Plug Hollow Hex 1‑3/16″ SAE is a versatile service‑access plug for SAE ports that allows inspection or flush operations while maintaining a secure seal.
The 15H305 Fitting Plug Hollow Hex 1‑3/16″ SAE is a plug designed for sealing and service‑access purposes in Graco equipment. The hollow hex design allows for tools or fluids to be passed through when required during maintenance or flushing, yet still provides a robust seal during normal operation. This plug is ideal for systems where inspection or flush operations may be required without fully removing the fitting.
Built to original equipment standards, the plug offers precise dimensioning, reliable sealing under pressure and the flexibility for service operations while maintaining system integrity.
| Feature | Description |
|---|---|
| Hollow‑Hex Design | Allows insertion of service tools or flush lines while still providing port closure when needed. |
| 1‑3/16″ SAE Thread | Matches the specific SAE port size used in many Graco systems for fluid connection or access. |
| Durable Sealing Surface | High‑quality finish ensures proper sealing and resistance to fluid intrusion or leak‑path formation. |
| Service‑Made Flexible | Designed to support service operations, flushing or inspection without full port removal in many cases. |
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