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Graco 120145 Wiper Rod

Graco 120145 Wiper Rod ensures reliable sealing and smooth piston operation for consistent spray performance. Built for durability and precision in professional airless systems.

  • Fits multiple Graco sprayer models (390, 395, 490, 495, 595, etc.)
  • Constructed from corrosion-resistant stainless steel
  • Maintains pressure up to 5,000 PSI
  • Reduces leakage and extends pump lifespan

$10.66
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Graco 120145 Wiper Rod – Compatibility & Performance

Compatible Machines

  • Graco 390 Airless Paint Sprayer
  • Graco 395 Airless Sprayer
  • Graco 490 Hi-Boy and Lo-Boy Models
  • Graco Ultra 395 PC
  • Graco Ultra Max II 490 / 495 / 595
  • Graco FinishPro 395

Product Description

Graco 120145 Wiper Rod is a precision-engineered component designed for high-performance airless sprayer systems. Measuring 2.1 inches in length with a 0.3-inch diameter, this durable rod ensures smooth operation, consistent pressure, and long-lasting performance in demanding coating environments.

Key Features

  • Precision-built for optimal sealing and pressure control.
  • High-strength stainless steel core for longevity.
  • Corrosion-resistant design simplifies maintenance.
  • Maintains consistent fluid integrity and spray patterns.
  • Operates up to 5,000 PSI under continuous use.

Technical Specifications

Specification Details
Part Number 120145
Length 2.1 inches
Diameter 0.3 inches
Material Stainless steel with dual-durometer seal
Operating Pressure Up to 5,000 PSI
Weight 0.01 lbs

Maintenance & Installation

Replace the Graco 120145 Wiper Rod during regular pump servicing to sustain performance and extend equipment lifespan. Clean all contact surfaces before installation, apply light grease for lubrication, and ensure correct torque compression to prevent seal wear and leakage.

Benefits

  • Improves pump efficiency by reducing internal leakage.
  • Extends seal and packing longevity.
  • Minimizes downtime for contractors and professionals.
  • Ensures smooth atomization and even coating application.

Frequently Asked Questions

The wiper rod maintains piston cleanliness, reduces fluid leakage, and ensures smooth pump operation during airless spraying.

Replacement is recommended every 500,000–1,000,000 strokes or as part of your pump rebuild schedule for optimal performance.

Yes, the fluorocarbon and polyurethane seals are designed for compatibility with both solvent-based and waterborne materials.

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