General description This Safety Valve Air Compressor Pressure Limiting Valve features a 13mm male threaded inlet fitting and serves as a crucial safeguard to protect air compressors from back pressure. It is primarily designed for use in small air compressor systems, gas storage tanks, air receiving tanks, and other related applications. Technical specifications Inlet fitting: 13mm male threaded Overall dimensions: 42 x 16mm (1.65" x 0.63") Material: Metal construction with stainless steel spring for corrosion resistance Installation Screw the pressure relief valve into the manifold Use a wrench to secure the valve Add extra sealant if necessary Always depressurize the tank before servicing the air compressor