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 steel
NSN 5855-00-079-2370
NSN 4140-00-722-8888
NSN 5930-00-151-4688
NSN 5999-01-369-6793
NSN 5910-01-565-1617
NSN 5915-01-648-2126
NSN 5855-01-279-5316
NSN 5920-01-537-0684
NSN 2925-00-120-9302
NSN 5915-00-167-6926
NSN 6650-00-506-0054
NSN 6320-01-501-7935