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Graco 120454 Flat Washer

The Graco 120454 Flat Washer ensures secure fastening and reliable sealing in high-pressure sprayer systems. Key features include:

  • Precision-machined flat washer for exact fit
  • Hardened stainless steel construction for durability and corrosion resistance
  • Maintains dimensional stability under high-pressure cyclic operations
  • Compatible with Graco pump modules, valve assemblies, and filter housings

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Compatible Machines & Applications

  • Graco Airless Sprayer Pump Modules
  • Graco High-Pressure Manifolds
  • Graco Valve Assemblies
  • Graco Filter Housings and Cartridge Systems
  • Graco Fluid Delivery Spray Heads

Product Overview

The Graco 120454 Flat Washer is a precision-engineered washer designed for high-pressure airless sprayer systems. It ensures uniform load distribution, reliable sealing, and enhanced pump efficiency.

  • Precision-machined flat washer for exact fit
  • Hardened stainless steel construction for durability and corrosion resistance
  • Maintains dimensional stability under cyclic pressure
  • Compatible with professional coating systems and OEM components
  • Reduces wear on O-rings and seal assemblies, extending maintenance intervals

Performance & Maintenance

Designed for demanding industrial spray operations, this washer provides reliable sealing, minimizes micro-leakage, and sustains high-pressure flow efficiency over repeated cycles.

  • Maintains pump efficiency under pressures up to 4500 psi
  • Uniform thickness ensures leak-tight joints in manifolds
  • Resists chemical and abrasive particulate exposure
  • Extends life of pump and valve assemblies by reducing wear

Frequently Asked Questions

It ensures reliable sealing and uniform load distribution in high-pressure pump and manifold assemblies.

It is made from hardened stainless steel, offering corrosion resistance and durability for high-pressure applications.

By evenly distributing compressive forces, it reduces wear on seals and O-rings, extending maintenance intervals and equipment life.

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