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 materials other than copper, iron or steel
NSN 6105-01-634-0322
NSN 5990-01-019-3447
NSN 5990-01-116-2181
NSN 6320-00-186-6452
NSN 5965-01-592-3051
NSN 4140-01-112-8550
NSN 6130-00-495-2679
NSN 4140-01-505-9088
NSN 6145-01-642-8596
NSN 5910-01-429-4648
NSN 5925-01-006-8562
NSN 6320-01-506-9439