9.5mm (3/8") Air Line Quick Release Coupling with Hose Tail – Compressed Air Hose Connector

Professional Quick Release Coupling with Hose Tail

Engineered for demanding workshop environments, this precision-manufactured quick release coupling delivers reliable, leak-free connections for compressed air systems. Built from hardened steel with a corrosion-resistant finish, it combines industrial-grade durability with effortless operation.

Key Features

• —Instant Connection System: Single-handed push-to-connect operation enables rapid tool changes without interrupting workflow, saving valuable time in high-pressure environments.
• —High-Flow Design: Optimised internal bore geometry maintains maximum airflow efficiency, delivering 43 cubic feet per minute at 100 psi to power even the most demanding pneumatic tools.
• —Precision Hose Tail: 9.5mm barbed tailpiece ensures secure, vibration-resistant hose attachment with superior grip and zero air loss during operation.
• —Heavy-Duty Steel Construction: Forged from premium-grade steel with advanced surface treatment for exceptional wear resistance and extended service life in industrial applications.
• —Automatic Shut-Off Valve: Integrated spring-loaded mechanism prevents air loss when disconnected, maintaining system pressure and reducing compressor cycling.
• —Universal Compatibility: Standard 3/8-inch sizing ensures seamless integration with existing pneumatic infrastructure and tooling across professional workshops.

Performance Advantages

This coupling transforms compressed air delivery with its engineered valve system that maintains consistent pressure throughout connection and disconnection cycles. The precision-machined internal components create an airtight seal that eliminates pressure drop, ensuring your pneumatic tools receive the full power they need for optimal performance.

The robust steel body withstands the rigours of daily workshop use, from automotive repair bays to manufacturing facilities. Its corrosion-resistant finish protects against moisture, oil contamination, and chemical exposure, maintaining reliable operation even in harsh industrial environments.

Designed for professionals who demand reliability, this coupling delivers thousands of connection cycles without degradation in sealing performance or mechanical function. The ergonomic release collar provides positive tactile feedback, allowing confident operation even when wearing work gloves.

Technical Specifications

Professional Applications

Automotive Workshops: Ideal for connecting impact wrenches, air ratchets, tyre inflators, and spray guns. The high flow rate ensures consistent tool performance during demanding repair and maintenance tasks.

Manufacturing Facilities: Perfect for production line pneumatic tools, assembly equipment, and automated machinery requiring frequent connection changes throughout shift operations.

Construction Sites: Robust construction withstands harsh site conditions while providing reliable connections for nail guns, staplers, and pneumatic drills in demanding environments.

Maintenance Operations: Essential for facility maintenance teams requiring versatile, dependable air connections for diverse pneumatic equipment across multiple locations.

Installation and Usage

Installation requires no specialist tools or technical expertise. Simply slide the appropriate diameter compressed air hose over the barbed tail until it reaches the shoulder, then secure with a hose clamp for a permanent, leak-free connection. The coupling body can then be threaded into your air distribution system or tool inlet.

To connect, align the male adaptor with the coupling body and push firmly until you hear an audible click, confirming secure engagement. Disconnection is equally straightforward: pull back the release collar while withdrawing the adaptor. The automatic valve closes instantly, maintaining system pressure and preventing air wastage.

Quality and Reliability

Every coupling undergoes rigorous pressure testing and quality inspection before dispatch, ensuring it meets the exacting standards demanded by professional users. The precision-engineered components deliver consistent, repeatable performance across thousands of connection cycles.

The hardened steel construction resists impact damage, thread wear, and mechanical stress, whilst the advanced seal design maintains airtight integrity even after extended service. This coupling represents a long-term investment in workshop efficiency and productivity.

Suitable for continuous professional use in demanding environments, this coupling delivers the reliability and performance that trade professionals depend upon daily. Its robust engineering ensures minimal maintenance requirements and maximum uptime in critical applications.