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 materials other than copper, iron or steel
NSN 5950-00-431-6760
NSN 5935-00-303-2042
NSN 6645-00-308-4179
NSN 5975-00-724-3147
NSN 5996-00-661-1151
NSN 5998-00-959-6885
NSN 5930-00-304-2553
NSN 6135-01-463-2445
NSN 5975-01-645-6465
NSN 6130-01-570-0004
NSN 6110-00-205-1778
NSN 4140-00-420-0251