For ulimate protection against the harsh nature of hydraulic media, Pressure Tech regulators incorporate metal to metal seating to provide longevity and reliability in the field. Features include a perfectly aligned Tungsten Carbide Main Valve that prevents unstable frequency resonance or chattering - from no flow to 20lpm, and a quick entry access plug to allow quick and easy servicing in situ. The regulators are available with NPT connections as standard, but can be supplied with Medium Pressure connections to allow pressure ratings to 15,000psi.