GRACO Packing O-Ring - (SKU: 502136) The GRACO 289273 is a

The GRACO 289273 is a needle assembly kit designed for use with AirPro airspray guns

Check all connections for leaks and proper sealing

air-side plates are removed and replaced with new components from the kit

Replace the outlet valve kit as part of scheduled maintenance or when performance issues arise

It is typically constructed from durable materials such as tungsten carbide or similar wear-resistant alloys

GRACO Packing O-Ring - (SKU: 502136) The GRACO 289273 is aThe GRACO 502136 Packing O Ring is a sealing component designed for use in GRACO equipment, specifically as a Viton O Ring for certain models. Its primary function is to provide a reliable seal in fluid handling systems, preventing leaks and ensuring efficient operation. Key Features: O Ring Viton (as referenced in GRACO manuals for specific models) Compatible with select GRACO equipment models (e. g., Model 904372 as referenced in GRACO manuals)