Special Features:

Per navy apl, relief valve 1771t, size 0.5 ips, set pressure 700psi, acc pressure 820 psi (max), reseat pressure 590 (min), inlet loss 147.5 psi, back pressure 70 psi, body material cuni, seat leakage none visible in 3 minutes at 590 psi, temp rating 150 degress f, capacity required 25 gpm, spring lever operation, union connections, bolted bonnet.

Properties:

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.