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 5975-01-256-4546
NSN 5985-01-150-1129
NSN 6135-01-380-4396
NSN 5975-01-517-1526
NSN 6150-01-553-9878
NSN 5925-01-324-6032
NSN 5925-01-306-2719
NSN 5895-00-044-6733
NSN 6610-01-245-8015
NSN 5945-01-099-2505
NSN 6135-01-167-0759
NSN 5895-01-470-2008