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 5920-01-507-5579
NSN 6130-00-272-5351
NSN 6645-01-467-9983
NSN 5905-00-833-8357
NSN 5945-01-339-0972
NSN 6150-01-519-9309
NSN 6685-01-018-5353
NSN 5985-01-417-6540
NSN 5925-00-316-5312
NSN 5985-01-549-1228
NSN 5895-00-887-3350
NSN 5960-00-586-5292