Graco 16N448 Stop Sleeve Prime Valve

Compatible Machines

• Graco Airless Sprayers Using Prime/Spray Valve Assemblies with Stop Sleeve 16N448
• Units Equipped with Modular Prime Valve Designs Found in Various Contractor and Pro-Series Models
• Sprayers Using Internal Prime Valve Components Compatible with Part 16N448

Graco 16N448 Stop Sleeve Prime Valve

The Graco 16N448 Stop Sleeve Prime Valve is a genuine OEM internal prime valve component designed to help maintain proper valve alignment and smooth switching between prime and spray modes. This sleeve sits within the prime valve assembly and ensures stable operation, reduced leakage, and consistent flow performance during priming.

It is used in Graco airless sprayers that feature modular prime/spray valve assemblies where this specific stop sleeve is part of the internal structure of the valve.

Key Features

• OEM internal sleeve used in the prime/spray valve assembly
• Helps maintain proper valve positioning during operation
• Supports smooth transition between prime and spray modes
• Ensures consistent internal sealing and reduced wear

Why Replace the Stop Sleeve?

• Worn or damaged sleeves can cause leaking during priming
• Improves valve performance and overall sprayer reliability
• Restores proper functioning of the prime/spray mechanism

Frequently Asked Questions