Graco 117739 Wiper Rod

The Graco 117739 Wiper Rod ensures smooth pump operation by preventing fluid leakage and maintaining proper rod sealing in airless sprayer systems.

Material: High-strength polymer with stainless-steel carrier
Pressure Rating: Up to 3000 PSI
Fits: Graco Ultra Max II, GMAX, RTX, DutyMax & HydraMax models
Cycle Life: Over 500,000 operations
Function: Reduces friction and prevents leaks

$5.25

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Description

Graco 117739 Wiper Rod – Enhanced Sealing and Pump Efficiency

Compatible Machines

Graco Ultra Max II Sprayers
Graco GMAX Series
Graco RTX Texture Sprayers
Graco DutyMax and HydraMax Pumps
Graco Reactor E-10 and E-XP Series

Product Description

The Graco 117739 Wiper Rod is a precision-engineered sealing component designed to maintain smooth pump performance and prevent fluid leakage in airless sprayer systems. Made from high-strength polymer alloy with a stainless-steel carrier, it efficiently removes excess material from the pump rod to ensure long-lasting operation and reliable spray consistency.

Key Features

Durable polymer and stainless-steel construction ensures longevity and corrosion resistance.
Optimized wiper design reduces friction and minimizes seal wear.
Maintains leak-free operation even under pressures exceeding 3000 PSI.
Compatible with multiple Graco airless pump assemblies and sprayers.

Technical Specifications

Specification	Details
Material	High-Strength Polymer with Stainless Steel Carrier
Operating Pressure	Up to 3000 PSI
Operating Temperature	-10°C to 85°C
Friction Coefficient	Below 0.08
Cycle Life	Over 500,000 Cycles
Applications	Airless Pumps, Coating Systems, Foam Insulation Rigs

Maintenance Tips

Inspect regularly for signs of wear or deformation on the wiper lip.
Replace after every 1000 hours of operation or as part of scheduled maintenance.
Clean using compatible solvents to remove coating residues safely.
Lubricate pump rods periodically to reduce dry-start wear.

Frequently Asked Questions

The Graco 117739 Wiper Rod removes residual fluid from the pump rod, ensuring consistent motion, reducing friction, and preventing leaks in high-pressure sprayer systems.

This part fits Graco Ultra Max II, GMAX, RTX, DutyMax, HydraMax, and Reactor E-Series sprayers.

It is recommended to replace the wiper rod every 1000 operating hours or sooner if visible wear or reduced pump efficiency is observed.