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 5965-00-971-5522
NSN 5920-01-256-5830
NSN 5915-01-326-5495
NSN 5945-00-784-3796
NSN 6685-01-374-4911
NSN 5975-00-541-8531
NSN 5999-00-481-8681
NSN 5905-00-886-3533
NSN 6145-00-170-7947
NSN 5960-01-323-3143
NSN 6645-00-246-4934
NSN 5945-00-964-7891