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 5996-00-127-3325
NSN 4140-01-151-2158
NSN 7035-01-642-5058
NSN 6645-01-205-3869
NSN 5945-01-205-3534
NSN 6620-01-430-2212
NSN 5915-00-476-7093
NSN 5985-00-268-7318
NSN 5855-01-483-1350
NSN 5925-01-504-4765
NSN 5910-01-202-8330
NSN 6135-00-577-8429