12FT/15FT Semi Truck Air Brake Line Hose Coil Assembly Coiled Air Hose,1/2" NPT

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High-Quality 7-Way Trailer Power Cord: Crafted from pure copper for extended service life, with excellent conductivity/thermal performance to ensure reliable operation of trailer lights (turn signals, brake lights) while driving.
Premium Coiled Air Brake Hoses: Made of top-grade PA12 Nylon via 3-layer integrated molding—features fine craftsmanship, uniform thickness, and high burst pressure for durability.
Stainless Steel Spring Joint Protection: Stainless steel springs shield both ends of the air line; they organize wires effectively during installation and enhance overall protection.
DOT-Approved Brass Fittings: 1/2" DOT air hose fittings are constructed from high-quality CA360 brass, meeting DOT FMVSS 571.106 & SAE J1131 standards. Offers corrosion resistance, high-temperature ductility, low permeability, and long service life.
OEM-Grade Replacement Compatibility: Works as a replacement for models like Tectran 17215, Phillips 11-315, Tremec Sloan 451036N, etc. Air hoses meet SAE J844; power cords meet SAE J2394—quality aligns with OEM standards at a cost-effective price.