GRACO Piston Kit for L500 Series - (SKU: 255556) Regularly inspect pump and connections

Regularly inspect pump and connections for leaks or wear

SS/SS/PO/4C is a stainless steel air-operated double diaphragm pump designed for reliable transfer of fluids

Designed for use with GRACO spray equipment and compatible hoses/pipes

500 psi (103 bar)

Remove the circuit board mounting screw and membrane switch connector

GRACO Piston Kit for L500 Series - (SKU: 255556) Regularly inspect pump and connectionsThe GRACO 255556 KIT, PISTON, L500 (ALL) is a replacement piston kit designed for use in GRACO L500 series pumps. The kit includes essential components such as a piston guide bearing, acetal seals, a piston seal, a piston seat, and a valve seat housing. It is intended to restore or maintain the performance of GRACO L500 displacement pumps, ensuring reliable operation in demanding industrial applications. Key Features: Piston Kit L500 (ALL) Includes