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 copper having a pressure rating of 850 kpa or over
NSN 5910-01-103-9534
NSN 5950-01-275-5815
NSN 5895-01-124-8781
NSN 4140-01-196-7490
NSN 5990-00-155-2306
NSN 5910-01-633-9963
NSN 5935-01-252-9217
NSN 6685-01-456-4437
NSN 7035-00-104-7613
NSN 5965-01-181-5706
NSN 6685-01-169-9065
NSN 4140-00-872-4897