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 5910-00-851-4144
NSN 6110-01-629-5260
NSN 5925-01-377-5849
NSN 6220-01-173-7860
NSN 4140-01-422-0439
NSN 5915-00-067-5756
NSN 6130-00-578-9783
NSN 6130-01-310-2906
NSN 5895-00-216-5849
NSN 5996-01-512-2040
NSN 6610-01-522-5751
NSN 5999-00-443-9737