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 5975-00-840-2830
NSN 4140-00-287-3176
NSN 5920-01-577-9320
NSN 6145-01-148-7837
NSN 2925-00-862-8550
NSN 5975-01-543-0305
NSN 6650-01-495-1269
NSN 6610-01-521-4974
NSN 5975-01-633-3013
NSN 5990-01-324-1204
NSN 5975-01-621-1524
NSN 6130-00-862-5516