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 5985-00-383-5359
NSN 5975-00-251-2478
NSN 5999-00-162-2520
NSN 6645-00-023-8386
NSN 6610-00-826-7235
NSN 5985-01-076-5873
NSN 5855-00-479-9819
NSN 5855-01-569-2994
NSN 6135-00-613-1068
NSN 5960-00-519-9880
NSN 5925-01-088-6863
NSN 5975-01-204-2745