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 6130-01-454-6334
NSN 5985-01-297-9912
NSN 5996-01-477-4143
NSN 5930-01-605-5566
NSN 5925-01-067-9789
NSN 6130-01-094-7020
NSN 5975-01-462-0700
NSN 5975-00-269-8391
NSN 6110-01-659-1131
NSN 2925-01-419-3805
NSN 6240-00-256-6410
NSN 5960-01-407-1350