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 5985-01-426-4312
NSN 6685-01-349-4450
NSN 5975-01-600-1179
NSN 2925-01-463-3899
NSN 6110-01-481-5561
NSN 6650-01-110-2142
NSN 5985-01-430-2923
NSN 6685-01-097-0127
NSN 4140-00-447-1613
NSN 5835-01-442-6482
NSN 6145-01-580-8059
NSN 6650-00-221-7119