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 5975-00-853-7798
NSN 6610-00-059-6569
NSN 5950-00-955-2267
NSN 5998-01-185-3617
NSN 6620-00-938-1789
NSN 5975-00-436-4997
NSN 5965-01-600-5515
NSN 5999-01-258-4305
NSN 5920-01-475-4897
NSN 5925-01-401-5314
NSN 2925-01-205-4584
NSN 5855-01-205-7030