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 6320-01-435-5991
NSN 5965-00-954-3011
NSN 5945-00-085-8189
NSN 5945-01-231-9465
NSN 5895-01-345-8830
NSN 5835-01-535-0948
NSN 5950-01-445-3634
NSN 6620-01-407-8253
NSN 5990-00-326-2172
NSN 5975-01-597-7913
NSN 5990-01-196-2953
NSN 5925-01-364-0771