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 5990-01-532-6113
NSN 5945-01-452-9091
NSN 5985-01-619-1713
NSN 5915-01-630-0872
NSN 6610-00-994-4948
NSN 5895-01-615-7297
NSN 5975-01-629-4706
NSN 6685-01-007-6123
NSN 5960-00-519-9880
NSN 5998-00-100-3401
NSN 5960-01-605-9921
NSN 5930-01-578-1252