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 5910-00-911-7152
NSN 5910-01-448-0191
NSN 5998-01-083-9549
NSN 6135-01-278-9717
NSN 6135-01-101-5039
NSN 6130-00-639-0666
NSN 5910-01-432-0126
NSN 5975-01-391-9998
NSN 5975-01-425-1669
NSN 5920-00-687-2066
NSN 6685-01-574-5769
NSN 5998-00-160-1111