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Graco 112644 1/4" Swage lock Nut

The Graco 112644 1/4" Swage Lock Nut provides secure, leak-free tubing connections in high-pressure sprayer systems. Key features include:

  • 1/4" NPTF Swage Lock threading for reliable sealing
  • 316 stainless steel or high-strength alloy construction
  • Maintains integrity under pressures up to 3600 psi
  • Compatible with Graco Pro XP LA1T10, LA2T10, LA1T16, LA2T16 spray guns

$10.96
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Graco 112644 1/4" Swage Lock Nut Overview

The Graco 112644 1/4" Swage Lock Nut is a precision-engineered component designed for high-pressure airless sprayer systems. It ensures leak-free connections, reliable sealing, and optimal pump efficiency in demanding fluid handling applications.

Key Features

  • Precision stainless steel or high-strength alloy construction for corrosion resistance
  • 1/4-18 NPTF Swage Lock threading for secure tube connections
  • Maintains seal integrity under pressures up to 3600 psi
  • Self-locking design prevents accidental loosening during operation
  • Supports extended service life and minimal maintenance

Compatible Machines

The Graco 112644 Swage Lock Nut fits the following machines:

  • Graco Pro XP LA1T10 Spray Gun
  • Graco Pro XP LA2T10 Spray Gun
  • Graco Pro XP LA1T16 High Conductivity Spray Gun
  • Graco Pro XP LA2T16 High Conductivity Spray Gun
  • Other Pro XP series fluid tube assemblies sharing the 1/4" Swage Lock design

Design Specifications

Specification Details
Material 316 Stainless Steel or High-Strength Alloy
Thread 1/4-18 NPTF, ISO-compliant surface finish
Torque Range 18–22 ft·lb to ensure optimal seal compression
Pressure Rating Up to 3600 psi in dynamic operation
Function Secures tubing/ferrule in fluid delivery assemblies for leak-free operation

Installation & Maintenance

  • Inspect threads and apply anti-galling lubricant if needed
  • Use calibrated torque tools to achieve 18–22 ft·lb
  • Replace worn nuts periodically to maintain system integrity
  • Check seals during maintenance to prevent leaks

Frequently Asked Questions

It is crafted from 316 stainless steel or a high-strength alloy for superior corrosion resistance and durability.

It fits Graco Pro XP series spray guns, including LA1T10, LA2T10, LA1T16, LA2T16, and other Pro XP fluid tube assemblies using the 1/4" Swage Lock connection.

Recommended torque is 18–22 ft·lb to ensure optimal compression of seals without thread deformation.

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