The end connection identified above as the second end is the valve inlet
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 5960-00-893-0151
NSN 5905-01-056-5434
NSN 5905-00-931-6977
NSN 6150-01-328-8604
NSN 5930-00-062-9612
NSN 5999-00-476-7851
NSN 5998-01-588-6435
NSN 4140-00-895-9624
NSN 6620-00-350-5817
NSN 6240-01-406-4042
NSN 6320-01-333-5782
NSN 5975-01-127-0189