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 5855-01-380-5102
NSN 5895-01-312-6552
NSN 5965-01-254-3622
NSN 5975-01-470-3875
NSN 6320-00-925-0558
NSN 6620-00-052-3277
NSN 7035-01-492-3376
NSN 6135-01-048-0910
NSN 5925-01-485-6576
NSN 6620-01-047-5831
NSN 5990-01-497-2138
NSN 6610-01-116-2527