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Graco 120389 Tube Fitting

The Graco 120389 Fitting Tube ensures reliable fluid flow and leak-proof connections for high-pressure sprayer systems. Ideal for professional airless sprayers.

  • Material: Stainless Steel (S316)
  • Pressure Rating: 3000+ psi
  • Dimensions: 1.2 × 0.55 × 0.6 in
  • Compatible Machines: Graco Mark V, Mark X, King, ProContractor

$26.32
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Graco 120389 Tube Fitting Details & Compatibility

Compatible Machines

  • Graco Mark V
  • Graco Mark X
  • Graco King Airless Sprayer
  • Graco ProContractor Sprayer

Product Overview

The Graco 120389 Fitting Tube is a precision-machined stainless steel component designed for high-pressure airless sprayer systems. It ensures leak-proof connections, smooth fluid flow, and improved pump efficiency for demanding professional coatings applications.

Key Features

  • Material: UNS S31600 Stainless Steel
  • Pressure Rating: 3000+ psi
  • Dimensions: 1.2 × 0.55 × 0.6 in
  • Compact Design: Minimal dead volume, easy installation
  • Precision Tolerance: ±0.01 mm for O-ring seating

Installation & Maintenance

  • Apply 8–10 Nm torque in incremental steps for proper sealing.
  • Clean surfaces thoroughly before installation to ensure leak-proof connection.
  • Inspect regularly and replace O-rings with Viton or EPDM variants as needed.

Frequently Asked Questions

The fitting tube is rated for pressures exceeding 3000 psi, suitable for professional airless sprayer systems.

It is made from UNS S31600 stainless steel, providing corrosion resistance and durability.

Regularly inspect sealing surfaces, clean with low-viscosity solvents, and replace O-rings as needed to ensure leak-proof operation.

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