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 5835-01-116-2369
NSN 5998-01-247-3686
NSN 6685-01-200-4742
NSN 5985-00-581-0513
NSN 5960-01-429-2168
NSN 5975-01-579-1564
NSN 6130-01-437-8589
NSN 5905-00-044-6051
NSN 5985-01-289-4593
NSN 5960-01-318-6557
NSN 2925-00-408-9829
NSN 5999-00-250-9255