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Description
1/4" Quick Release Air Coupling – Professional Grade Pneumatic Connector
Engineered for demanding workshop environments, this 1/4" (6.35mm) hose tail quick release air coupling delivers reliable, high-flow performance across professional pneumatic applications. Precision-machined from hardened steel, it provides secure, leak-resistant connections that maintain consistent air delivery under pressure.
Performance Engineering
Designed to meet the exacting standards of automotive workshops, manufacturing facilities, and industrial maintenance operations, this coupling combines robust construction with intelligent flow dynamics. The high-flow bore design minimizes pressure drop, ensuring your pneumatic tools receive optimal air supply for maximum efficiency and performance.
The quick-release mechanism enables rapid tool changes without compromising seal integrity, reducing downtime and improving workflow efficiency. Steel construction provides exceptional durability and resistance to wear, even in high-cycle applications where lesser fittings would fail.
Key Features & Benefits
6.35mm (1/4") Hose Tail Connection
Precision-engineered barbed tail designed for secure retention on standard 1/4" ID air hoses. The multi-barb design creates a mechanical lock that resists blow-off under pressure while maintaining flexibility for hose routing.
Quick Release Coupling Design
Single-handed operation enables rapid connection and disconnection of pneumatic tools. Spring-loaded sleeve mechanism ensures positive engagement with audible confirmation, while the push-to-release design prevents accidental disconnection during operation.
High Flow Performance – 43 CFM @ 100 PSI
Optimized internal geometry delivers exceptional flow rates with minimal pressure drop. The 5mm nominal bore supports high-demand tools including impact wrenches, die grinders, and spray guns without starving them of air supply.
Hardened Steel Construction
Manufactured from heat-treated steel alloy for superior strength and longevity. Resists thread galling, corrosion, and mechanical wear in demanding workshop environments. Engineered for thousands of connection cycles without degradation.
Leak-Resistant Seal Technology
Precision-machined sealing surfaces combined with high-grade elastomer seals ensure zero air loss at the connection point. Maintains system pressure integrity and reduces compressor cycling, saving energy and extending equipment life.
Industrial Temperature Range
Rated for continuous operation from -40°C to +100°C, making it suitable for both cold workshop environments and applications involving heated air or proximity to heat sources.
Technical Specifications
| Barcode | AC015014875332659 |
| Hose Connection Size | 6.35mm (1/4") Internal Diameter |
| Nominal Bore Diameter | 5 mm |
| Flow Rate | 43 CFM @ 100 PSI (1,218 L/min @ 6.9 bar) |
| Maximum Working Pressure | 14 Bar / 200 PSI |
| Operating Temperature Range | -40°C to +100°C (-40°F to +212°F) |
| Construction Material | Heat-Treated Steel Alloy |
| Coupling Type | Quick Release Air Coupling (Push-to-Connect) |
| Seal Type | Elastomer O-Ring |
| Connection Method | Barbed Hose Tail |
| Standards Compliance | ISO 6150 Compatible |
Professional Applications
- Automotive Workshops: Impact wrenches, air ratchets, tire inflators, spray guns, and pneumatic lifts
- Manufacturing Facilities: Assembly line tools, automated machinery, quality control equipment, and material handling systems
- Industrial Maintenance: Portable compressor connections, emergency repair kits, and field service applications
- Fabrication Shops: Plasma cutters, die grinders, air hammers, and metal finishing equipment
- Woodworking Operations: Nailers, staplers, sanders, and spray finishing systems
- Fleet Maintenance: Mobile service vehicles, truck repair bays, and heavy equipment servicing
- Construction Sites: Portable tool connections, pneumatic demolition equipment, and temporary air distribution
Installation & Usage Guidelines
Hose Preparation: Ensure the air hose is cut squarely and free from debris. The internal diameter must be 6.35mm (1/4") for proper fit. Soften rigid hose ends briefly in warm water if needed to ease installation.
Connection: Push the hose firmly onto the barbed tail until it seats against the coupling body. For permanent installations, secure with a hose clamp positioned over the barbed section to prevent blow-off under pressure.
System Integration: This coupling is designed to mate with standard ISO 6150 quick-release plugs. Ensure mating components are clean and free from damage before connection.
Maintenance: Periodically inspect seals for wear or damage. Clean the coupling exterior to prevent debris ingress. Replace if any air leakage is detected or if the quick-release mechanism becomes stiff or unreliable.
Why Professional Workshops Choose This Coupling
In professional environments where downtime translates directly to lost revenue, component reliability is non-negotiable. This coupling is engineered to deliver consistent performance across thousands of connection cycles, maintaining seal integrity and flow characteristics that lesser fittings cannot match.
The high-flow design ensures your pneumatic tools operate at their designed performance envelope, delivering full torque, speed, and efficiency. By minimizing pressure drop and maintaining consistent air delivery, this coupling helps maximize tool life and work quality while reducing compressor run time and energy consumption.
Manufactured to exacting tolerances and tested under real-world conditions, this is the coupling specification that professional workshops rely on when performance, safety, and longevity matter.
Compatibility & System Design
This hose tail coupling is designed for use with flexible air hoses having a 6.35mm (1/4") internal diameter. It mates with standard quick-release plugs conforming to ISO 6150 specifications, ensuring broad compatibility across pneumatic tool ecosystems.
For optimal system performance, pair this coupling with appropriately sized air hoses (minimum 1/4" ID recommended for tools up to 4 CFM, larger diameter for higher-flow applications) and ensure your compressor delivery capacity matches or exceeds the combined CFM requirements of connected tools.
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