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Graco 112642 Spacer

The Graco 112642 Spacer ensures proper alignment and spacing in spray gun and pump assemblies, protecting seals and enhancing performance. Key points include:

  • Maintains precise spacing in pump and gun assemblies
  • Made from high-strength stainless steel or anodized aluminum
  • Reduces mechanical stress and extends seal life
  • Compatible with Graco PRO 5500SC, PRO 5500HC, and PRO 5500 series spray guns

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Graco 112642 Spacer Overview

The Graco 112642 Spacer is a precision-engineered component designed to maintain optimal separation in high-pressure airless sprayer assemblies. It ensures proper axial alignment, reduces stress on seals, and enhances pump efficiency.

Key Features

  • Maintains precise spacing in pump and gun assemblies
  • Made from 17-4 PH stainless steel or anodized 6000-series aluminum
  • Machined to ±0.02 mm tolerance for concentricity
  • Enhances seal longevity and reduces mechanical stress
  • Durable under high-pressure, high-cycle conditions

Compatible Machines

The Graco 112642 Spacer fits the following machines:

  • Graco PRO 5500SC Spray Gun
  • Graco PRO 5500HC Series Spray Guns
  • Graco PRO 5500 Series Industrial Airless Sprayers
  • Other Graco pump assemblies with 16:1 or 30:1 ratios

Design Specifications

Specification Details
Material 17-4 PH Stainless Steel or Anodized 6000-series Aluminum
Tolerance ±0.02 mm for concentricity and axial alignment
Function Maintains spacing between pump modules to reduce seal stress
Pressure Rating Compatible with 16:1 and 30:1 pump ratios
Operating Environment High-pressure industrial spraying with abrasive or solvent coatings

Maintenance & Installation

  • Ensure correct orientation along pump midline axis
  • Follow torque specifications on retention bolts
  • Inspect for micro-cracks or material fatigue during maintenance
  • Replace periodically along with valve assemblies and diaphragms

Frequently Asked Questions

It is made from high-strength 17-4 PH stainless steel or anodized 6000-series aluminum for corrosion resistance.

It fits Graco PRO 5500SC, PRO 5500HC series, other PRO 5500 series industrial airless sprayers, and pump assemblies with 16:1 or 30:1 ratios.

The spacer maintains proper separation between pump modules, reducing mechanical stress on seals and bearings while stabilizing fluid flow.

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