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 5915-00-097-7050
NSN 6145-00-999-6680
NSN 6110-01-230-8357
NSN 5950-01-165-5364
NSN 5895-01-516-1259
NSN 5930-00-676-9376
NSN 5930-00-959-6346
NSN 5925-00-917-9439
NSN 4140-01-217-4783
NSN 5895-01-211-5663
NSN 6685-01-411-5747
NSN 5996-00-386-2236