Quick Coupling – 1-1/2" Aluminum Coupler, 150 PSI Max

Part Number: Q-4-AL
Weight: 1.00 lbs

The Q-4-AL Quick Coupling is a lightweight, industrial-grade 1-1/2" aluminum hose coupler designed for abrasive blasting systems, compressed air lines, and high-flow pneumatic applications. Engineered for 150 PSI maximum working pressure, this aluminum coupling offers a strong, corrosion-resistant, and easy-to-handle connection solution for contractors and industrial blasting environments.

Its reduced weight compared to brass makes it ideal for applications where maneuverability, speed, and operator comfort are essential—without sacrificing structural performance or sealing reliability.

Specifications

Key Features & Performance Advantages

Lightweight Aluminum Construction

• Easier handling and reduced hose fatigue

• Resists corrosion in blasting and outdoor environments

• Ideal for mobile blasting rigs and high-use operations

150 PSI Maximum Working Pressure

• Maintains consistent airflow under industrial operating pressures

• Provides a secure, stable connection even in high-vibration conditions

Fast & Reliable Quick-Connect Design

• Enables rapid hose assembly and disassembly

• Tight locking action helps prevent accidental disconnects

• Enhances operational efficiency and uptime

Precision Fit for 1-1/2" Systems

• Direct OEM-equivalent replacement for major blasting equipment brands

• Ideal for equipment rebuilds, field service, or system upgrades

⚠️ Critical Installation Note

Factory hose ends are NOT cut square. Always cut hose ends perfectly square before installing couplings or nozzle holders.
This is the #1 cause of coupling failure.

Proper hose preparation ensures safe, leak-free, and long-lasting performance.

OEM Cross-Reference