GRACO Seat, Piston, SST - (SKU: 189439) Designed for use with GRACO

Designed for use with GRACO mortar pump assemblies (specific models not detailed)

High Speed Pulley Kit

Used in GRACO spray equipment systems for fluid handling and spray applications

Carbon steel or similar alloy (inferred from typical GRACO hydraulic motor housings)

Follow the manufacturer’s instructions for module installation

GRACO Seat, Piston, SST - (SKU: 189439) Designed for use with GRACOThe GRACO 189439 Seat, Piston, SST is a stainless steel piston seat component designed for use in GRACO displacement pumps. It serves as a critical sealing and guiding element within the pump assembly, ensuring reliable operation and fluid containment. Key Features: Piston Seat Stainless Steel (SST) GRACO displacement pumps (specific models not listed in available data) Durable stainless steel construction for longevity Critical sealing function