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 5945-00-447-1934
NSN 5855-01-400-1590
NSN 6685-01-342-6561
NSN 5855-00-879-5849
NSN 5895-00-596-8678
NSN 5945-00-187-7764
NSN 5835-01-566-5462
NSN 6645-01-256-6376
NSN 6645-00-778-2839
NSN 6145-01-556-5598
NSN 5905-01-625-4947
NSN 5960-01-170-5932