GRACO 4 in. Piston Seal Repair Kit - (SKU: 277358)The GRACO 277358 is a piston seal repair kit made from UHMWPE (Ultra High Molecular Weight Polyethylene), designed for use in GRACO pump assemblies to restore sealing performance and prevent leaks in high pressure fluid handling systems. Key Features: Piston Seal Repair Kit 4 in. UHMWPE (Ultra High Molecular Weight Polyethylene) For use with 2: 1 and 3. 5: 1 Ratio NXT Pump Models: Jx20xx, Jx35xx; Viscount II 460 Models: 247355, 247356, 247357, 247358,

and quiet operation

ensuring clear identification and traceability in industrial and maintenance environments

Consistent 24V

designed for harsh environments

Replace the housing kit as part of routine maintenance or when performance issues arise

Stencil Kit

CM40 is a comprehensive kit that includes a ToughTek CM40 continuous mixer mounted on a cart

The kit is intended to provide reliable fluid transfer between the pump and spray gun

PTC (Push-to-Connect)

Commonly found in models such as GMAX II 3900/7900

coiled construction for easy handling and installation

Used in commercial and industrial settings where GRACO equipment is deployed for moving