W/brass manual adjusting screw and nut on valve top
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 6320-01-378-6191
NSN 6320-00-731-6134
NSN 6685-01-149-8629
NSN 5998-01-072-3673
NSN 5975-01-331-8705
NSN 4140-01-477-5382
NSN 6645-01-505-3250
NSN 5915-01-193-1952
NSN 5925-00-449-6965
NSN 6145-01-178-2153
NSN 5855-01-522-7389
NSN 5975-00-661-1832