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 5905-00-841-0057
NSN 6650-01-412-1040
NSN 5945-01-188-6871
NSN 2925-00-852-6708
NSN 5930-01-469-6480
NSN 5996-00-553-7348
NSN 5975-01-647-6828
NSN 5915-00-456-2227
NSN 5960-01-649-1341
NSN 7035-00-890-7649
NSN 6320-01-308-9392
NSN 7035-01-068-4175