•Standard materials include 316 stainless steel bodies and seat glands. Stand)ard O-ring material is EPDM, with teflon packing and nylon seats. •Inlet connections 1/4" NPT-HIP-10RV; HF4-HIP-20RV. •Outlet connections are 1/4" NPT. •These valves are not recommended for use below 1,000 psi, and are readily adjustable in the field. •1000 - 20,000 PSI adjust relief valve is available upon request •Made in USA •Please clcik Drawing below to see simension
