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Apply compatible liquid thread sealant to male threads before installation
Used in GRACO spray foam and fluid handling systems for industrial and commercial applications
Ensure the pump is depressurized and the piston rod is in the lowest position before servicing
Ensure the equipment is depressurized and safe to work on before replacing the packing block
Regularly check for wear or damage
GRACO Upper Fluid Piston, 5 in. - (SKU: 17R427) Apply compatible liquid thread sealantThe GRACO 17R427 is an upper fluid piston designed for use with GRACO T3 transfer pumps. It is a critical component that facilitates the movement of fluid within the pump assembly. The material is not explicitly specified in available sources, but it is intended for use with non flammable materials such as polyurethane foam and polyurea in professional equipment. Its primary function is to ensure reliable fluid transfer in industrial applications. Key
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