Graco 118504 Piston Wiper

The Graco 118504 Piston Wiper protects your pump from wear and ensures smooth, consistent fluid flow for high-pressure spraying.

Compatible Machines: Mark V, Mark X, GH Series, ProX, King
Material: High-durometer polyurethane
Dimensions: 1.35 x 1.3 x 1.7 inches
Weight: 0.04 lbs (17 g)
Installation: Quick and easy replacement

$13.5

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Description

Enhance Pump Efficiency with Graco 118504 Piston Wiper

Compatible Machines

Mark V
Mark X
GH Series
ProX
King

Product Overview

The Graco 118504 Piston Wiper is a precision-engineered replacement designed to extend pump life, maintain consistent fluid control, and reduce wear under high-pressure airless sprayer conditions.

Material: High-durometer polyurethane blend
Dimensions: 1.35 x 1.3 x 1.7 inches
Weight: 0.04 lbs (17 g)
Precision CNC Machined: Ensures exact fit
Maintenance: Quick install design simplifies replacement

Benefits

Protects pump internal geometry
Reduces fluid bypass and contamination
Enhances piston longevity
Supports high-pressure, industrial coating applications

Frequently Asked Questions

The piston wiper is made from a high-durometer polyurethane blend, designed for wear resistance and optimal elasticity.

It is compatible with Graco Mark V, Mark X, GH Series, ProX, and King sprayers.

Depressurize the pump, remove the old wiper using non-metallic tools, lubricate the new wiper with compatible sealant or fluid, and insert it evenly into the cylinder bore.