GRACO Relief/Priming Valve - (SKU: 866428) but it is typically used

but it is typically used in hydraulic systems or machinery

and commercial painting applications where GRACO spray equipment with 3M™ PPS™ cups is employed

The GRACO 113678 PIN

Use recommended assembly tools and thread sealants as specified in the manual

but it is intended to provide air assist functionality

GRACO Relief/Priming Valve - (SKU: 866428) but it is typically usedThe GRACO 866428 is a relief priming valve designed for use in GRACO fluid handling equipment. Its material is not specified in available sources. The valve is intended to manage pressure relief and facilitate priming operations within compatible GRACO systems, ensuring safe and efficient fluid transfer. Key Features: Relief Priming Valve 866428 Compatible with select GRACO fluid handling equipment (specific models not listed) Supports pressure relief