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 5990-01-507-1479
NSN 5910-01-157-3061
NSN 6620-00-038-5343
NSN 6320-01-176-8367
NSN 6320-00-070-4544
NSN 5905-01-498-2331
NSN 5998-01-046-1711
NSN 5935-01-454-9309
NSN 6645-00-697-5694
NSN 5920-00-473-0563
NSN 5975-00-417-3321
NSN 6645-00-736-0476