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 6320-00-108-7049
NSN 5950-00-203-2368
NSN 5975-01-455-8970
NSN 5910-01-121-9386
NSN 6650-00-014-2991
NSN 6645-01-514-7901
NSN 5910-00-916-3986
NSN 6135-01-268-2152
NSN 6240-01-023-7720
NSN 6650-00-323-8150
NSN 6650-01-399-8552
NSN 6645-01-490-5948