
Heavy Duty Air Brake Fitting Brass Nylon Pipe Fitting for Automotive Semi-Trailer. High-Quality Materials: Made of high-purity copper and durable metals with excellent corrosion resistance. Precise Processing: Threads are precise and seals are tight to prevent air pressure leakage. Wide Compatibility: Covers NPT1/4, 3/8 and other specifications for various vehicle brake systems. Easy Installation: No pipe pre-treatment needed; quick tightening with nylon pipe core. High Pressure Resistance: Supports up to 16 bar maximum pressure for stable air path transmission. ISO9000 Certified: Manufactured strictly in accordance with ISO9000 quality management standards. OEM/ODM Support: Customized support available for thread type, pressure, and applications. Long Warranty Period: Brass products covered by a 24-month warranty for non-human damage.