Graco 17C231 1/4 NPT Pump Quick-Disconnect Fitting

The Graco 17C231 is a 1/4″ NPT pump quick-disconnect fitting designed for secure, leak-resistant connections on professional airless spray systems.

Part Number: 17C231
Thread Size: 1/4″ NPT
Connection: Quick-Disconnect (QD)
Compatible With: Graco 490, 495, 595 Ultra Max II

$10.3

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Description

Compatible Graco Sprayers & Product Details

Compatible Graco Airless Spray Machines

Graco 490 Ultra Max II (Stand & Lo-Boy)
Graco 495 Ultra Max II (Stand)
Graco 595 Ultra Max II (Lo-Boy)

These Graco airless sprayers are designed to use a 1/4″ NPT quick-disconnect pump fitting, making the Graco 17C231 a direct and reliable replacement.

Graco 17C231 1/4″ NPT Pump Quick-Disconnect Fitting

The Graco 17C231 pump fitting is a precision-made 1/4″ NPT quick-disconnect adapter engineered for professional airless spray equipment. Designed for high-pressure paint and coating applications, it ensures a secure connection between the pump and hose while allowing fast disconnection for easier servicing and reduced downtime.

Thread Size: 1/4″ NPT
Fitting Style: Quick-Disconnect (QD)
Primary Use: Pump-to-hose connection on airless sprayers
Material: Corrosion-resistant construction for extended service life

Technical Specifications

Specification	Details
Part Number	17C231
Thread Size	1/4″ NPT
Connection Type	Quick-Disconnect
Application	Airless sprayer pump fitting

Frequently Asked Questions

1/4″ NPT refers to a 1/4-inch National Pipe Taper thread, a common industry standard that creates a tight, leak-resistant seal in high-pressure fluid systems.

If your Graco sprayer requires a 1/4″ NPT quick-disconnect pump fitting—such as the 490, 495, or 595 Ultra Max II—the Graco 17C231 is a compatible replacement.

Yes. Any pump or fluid system that accepts a 1/4″ NPT female connection can use this fitting, provided pressure and application requirements are met.