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 materials other than copper, iron or steel
NSN 5945-00-872-8149
NSN 5999-01-465-5367
NSN 6610-01-234-9098
NSN 6645-01-142-2416
NSN 5835-01-399-5820
NSN 6620-00-485-4136
NSN 5835-00-479-0464
NSN 4140-01-179-8299
NSN 6320-01-491-0327
NSN 5835-00-233-6327
NSN 6685-01-115-2221
NSN 5925-01-494-3815