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 6220-01-026-7260
NSN 6320-00-588-2401
NSN 5915-01-645-4809
NSN 7035-01-140-8916
NSN 6620-00-088-8795
NSN 6620-01-625-2855
NSN 5895-01-316-7862
NSN 5910-01-442-3981
NSN 7035-01-627-6614
NSN 5996-01-421-9391
NSN 5998-01-572-1460
NSN 5975-01-437-6594