

The Graco 180664 Adapter is a factory-engineered threaded connection part designed to ensure a secure, reliable interface between components in your pressure fluid system.
The Graco 180664 Adapter is used to adapt threaded connections in fluid delivery systems — especially airless sprayer setups and related pump/hose assemblies. Compatibility depends on the specific thread sizes in your equipment.
The Graco 180664 Adapter is an OEM connection component engineered to provide a secure and efficient threaded interface in Graco fluid systems. When components with different thread standards must be joined, this adapter delivers a dependable, leak-resistant connection.
Built to Graco’s factory specifications, the adapter ensures optimal fluid flow and system reliability in high-pressure environments. This accessory helps maintain system integrity and reduces the risk of separator leaks or operational interruptions.
| Feature | Why It Matters |
|---|---|
| OEM Graco adapter | Factory-engineered fit and reliability |
| Thread connection support | Allows joining components with different thread sizes |
| Durable construction | Strong and long-lasting under pressure |
| Universal use across systems | Improves flexibility of fluid handling setups |