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Graco 115243 Air Regulator 1/4 NPT

The Graco 115243 Air Regulator 1/4″ NPT is a genuine air‑pressure regulator used to control and stabilize compressed‑air supply in Graco spray, coating, and pneumatic systems — ensuring smooth, reliable performance and safe operation.

  • OEM 1/4″ NPT air regulator for Graco equipment
  • Provides adjustable, stable air pressure for spray / pump / air‑motor applications
  • Prevents pressure surges or airflow fluctuations
  • Essential for air‑powered or pneumatic components to work correctly

$50.5
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About the Graco 115243 Air Regulator (1/4″ NPT)

The Graco 115243 Air Regulator is a genuine OEM-specified air-pressure regulator with 1/4″ NPT threaded ports — designed to control and stabilize compressed-air supply for spray, coating, fluid-handling, and pneumatic equipment.

Compatible Use-Cases & Applications

  • Spray rigs, paint- or coating systems requiring regulated air supply
  • Pneumatic or air-motor powered pump/valve systems in fluid-handling or industrial-coating equipment
  • Any setup using 1/4″ NPT air-line connections with requirement for pressure regulation
  • Maintenance or replacement — when existing air regulator is faulty, leaking or missing

Product Specifications

Part Number 115243
Type Air Regulator (threaded), 1/4″ NPT
Inlet / Outlet Thread 1/4″ NPT
Function Regulates and stabilizes compressed air pressure for pneumatic/spray equipment
Typical Use Spray rigs, pneumatic pumps, air-motor systems, fluid delivery systems under Graco
OEM Status Original Graco spare part — ensures correct design, fitment and reliability.

Why Use This Air Regulator?

  • Provides stable, adjustable air pressure for consistent spray or pneumatic functions
  • OEM-specified — ensures proper fit, threading and compatibility with Graco air systems
  • Helps prevent pressure surges, unstable airflow or damage to downstream components
  • Essential for safe, controlled operation of pneumatic or air-powered equipment

Frequently Asked Questions

It regulates compressed-air supply — providing stable, controlled pressure for spray guns, air motors or pneumatic valves — critical for consistent performance and safety.

Yes — 115243 is listed by multiple distributors as an official Graco Air Regulator (1/4″ NPT) suitable for industrial spray, coating and fluid-handling systems.

Ensure the air-line uses 1/4″ NPT fittings, apply proper thread-sealant or tape, avoid over-tightening, and inspect for leaks after installation.

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