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 6645-00-990-9422
NSN 6145-01-113-5955
NSN 6610-01-495-0596
NSN 5920-01-088-5944
NSN 5960-00-393-2505
NSN 6650-00-601-8944
NSN 6220-01-385-1305
NSN 5925-01-065-9765
NSN 5950-01-359-8952
NSN 5935-01-384-3835
NSN 6685-01-295-4398
NSN 5965-01-422-0344