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 6620-01-478-7549
NSN 5930-01-123-4386
NSN 5960-01-386-5770
NSN 5925-01-401-5314
NSN 6220-00-462-0358
NSN 5930-01-578-6357
NSN 5950-01-093-7925
NSN 5935-01-655-1530
NSN 5945-01-435-1083
NSN 6320-00-977-3930
NSN 6130-01-448-9717
NSN 5835-00-933-9609