Complies with mss sp-80; o/a lg 3.280 in.
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 6685-01-423-8076
NSN 6150-01-158-2258
NSN 5920-00-705-2916
NSN 5975-01-502-9662
NSN 6130-01-431-6942
NSN 5835-01-347-8714
NSN 6650-01-624-5411
NSN 5855-01-630-8608
NSN 5945-01-600-1404
NSN 5998-01-346-0087
NSN 5910-00-565-8725
NSN 5990-00-876-0576