

Stainless steel piston seat designed to provide a precise sealing surface in Graco fluid sections, ensuring stable piston movement and consistent high-pressure fluid control.
| Equipment Type | Application / Function |
|---|---|
| Graco Fluid Section Pump Assemblies | Supports piston sealing and fluid control in high-pressure pump operation |
| Industrial Spray & Coating Systems | Used in paint, coating, and adhesive dispensing equipment |
| Ram-Mounted Pump Systems | Maintains sealing integrity in reciprocating pump mechanisms |
| OEM Graco Pump Models Using 184426 Series | Direct replacement seat component for compatible Graco factory assemblies |
The Graco 184426 Seat, Piston, SST is a stainless steel precision seating component used in Graco fluid section assemblies to support piston sealing and controlled fluid movement. It provides a hardened sealing surface where the piston interacts during each pump cycle.
Designed for durability under high-pressure conditions, it ensures stable pump performance by maintaining proper alignment and sealing efficiency within the fluid section.
The Graco 184426 Seat, Piston, SST is a stainless steel (SST) component that forms part of the piston sealing system in Graco pump fluid sections. It acts as a precision seat that the piston engages against during operation, ensuring controlled fluid compression and transfer.
Its stainless steel construction provides excellent resistance to corrosion and wear, making it suitable for continuous use in demanding industrial coating and fluid handling environments.