As differentiated by the end connection type and adjustable pressure range requirements
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.
Classification: Safety or relief valves
NSN 5930-00-340-9831
NSN 6135-00-932-3136
NSN 5835-00-247-0161
NSN 6110-01-371-8639
NSN 5985-01-431-8882
NSN 5895-01-134-1087
NSN 5996-00-321-5418
NSN 5915-01-100-2511
NSN 5990-01-311-7491
NSN 5990-01-313-5543
NSN 6105-00-197-8671
NSN 6650-01-582-7245