Product Overview for Graco 223892 Fitting Union Adapter
Compatible Machines
The following units commonly use this union-style adapter where a 3/8" NPSM fluid connection is required:
- Graco Airless Spray Guns with 3/8" NPSM Inlet
- Graco Fluid Regulators (models using 223892 union connection)
- Graco Hose-to-Gun Fluid Line Assemblies
About the Graco 223892 Union Adapter
The Graco 223892 Union Adapter is a precision connector designed for quick and secure attachment of fluid hoses to spray guns or regulator assemblies. Its union-style design allows components to be removed or installed without rotating the entire hose assembly, improving maintenance efficiency and reducing wear on hoses and fittings.
Key Features
- Durable, corrosion-resistant metal construction.
- 3/8" NPSM female swivel for easy hose alignment.
- Used in various Graco spraying and fluid-handling assemblies.
- Provides secure and leak-resistant fluid transfer.
Technical Specifications
| Part Number | 223892 |
| Connection Type | 3/8" NPSM Female Swivel |
| Application | Fluid hose & gun/regulator connection |
| Material | High-strength metal alloy |
Frequently Asked Questions
It provides a secure and removable connection between fluid hoses and spray guns or regulators without requiring hose rotation during installation or removal.
Check your sprayer or gun’s parts manual for part number 223892 or verify that your system uses a 3/8" NPSM female swivel connection. If unsure, match thread type or consult your parts diagram.
Yes, it may work with aftermarket hoses that use the same 3/8" NPSM standard. Always confirm thread matching before installation.
