Item Description
Hose and Fitting Supply offers the DOT Composite Plug-In Reducer to simplify line size transitions while maintaining absolute pressure integrity across your commercial vehicle air brake systems and industrial pneumatic networks.
- D.O.T. and SAE Compliant
- One-touch connection reduces installation time
- UV- and vibration-resistant composite body
Downsizing tubing sizes efficiently without introducing restrictive pressure drops, micro-leaks, or structural weak points requires precision hardware engineered specifically for demanding commercial environments. Relying on an established industrial hose supplier ensures your facility receives lightweight, corrosion-resistant composite hardware that withstands intense vibration, chemical exposure, and wide thermal variations without degrading. Integrating quality industrial hose fittings throughout your pneumatic network stabilizes overall air delivery, protects downstream equipment, and eliminates costly air leaks. For demanding high-pressure setups, pairing these reducers alongside rugged hydraulic hose fittings ensures smooth, uninterrupted fluid and air control across complex multi-line factory and fleet operations.
Air Brake System Downsizing
Meeting strict Department of Transportation safety regulations relies on certified DOT fittings to safely reduce tubing diameters in commercial truck, trailer, and towing air brake lines without risking dangerous pressure drops or regulatory non-compliance during transit.
Heavy Machinery Auxiliary Lines
In agricultural, mining, and construction equipment, precision-engineered hydraulic fittings allow seamless tubing size transitions in specialized control lines while preserving steady fluid flow and optimal working pressure under heavy daily workloads.
Rapid Pneumatic Shop Maintenance
Deploying modern DOT quick-connect air fittings enables shop technicians and mobile mechanics to perform instant, tool-free line size adjustments during routine system servicing, emergency field repairs, or complete pneumatic layout reconfigurations.
Custom Equipment Assembly & Protection
Upgrading your shop inventory with highly adaptable hose fittings protects sensitive control valves, regulators, and air pumps from pressure fluctuations while allowing fully customized, leak-free tubing arrangements across diverse industrial machinery and shop manifolds.
Equipping your facility with these resilient composite reducers ensures long-lasting, safe, fully compliant, and leak-free performance across every air line in your fleet. Shop this DOT Composite Plug-In Reducer online today.
Specifications
Temperature Range: -40° F to 140°F (-40°C to 60°C)
Maximum Working Pressure: 145 psi (9.9 Bar)
Construction: Brass, Acetal
Seals: Buna-N, Nitrile Rubber
