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 steel
NSN 5960-01-495-0859
NSN 5930-01-649-1517
NSN 6145-01-554-8675
NSN 5835-01-089-7615
NSN 5925-01-399-0613
NSN 6320-01-089-9086
NSN 5920-01-260-6324
NSN 6620-00-151-5363
NSN 6685-01-391-7560
NSN 6685-01-553-7287
NSN 6620-00-974-6795
NSN 6620-01-046-8623