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 5975-00-816-9621
NSN 6145-01-643-4011
NSN 6145-00-974-6343
NSN 5925-01-523-2848
NSN 6320-01-396-1659
NSN 5925-01-167-8144
NSN 5996-01-446-8198
NSN 5835-01-321-7895
NSN 5925-01-487-6830
NSN 5998-00-882-8838
NSN 5960-00-074-3727
NSN 5855-00-951-6483