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 5945-01-088-8071
NSN 5925-00-767-0284
NSN 5998-00-959-6885
NSN 5935-01-502-7260
NSN 4140-00-093-7679
NSN 5950-01-495-1327
NSN 6685-01-379-8209
NSN 5975-01-441-3156
NSN 6130-01-556-6869
NSN 5998-00-255-9921
NSN 5998-00-883-2628
NSN 6130-00-235-4359