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 6650-01-091-8433
NSN 6220-01-273-7424
NSN 6620-01-150-5072
NSN 5905-01-331-8069
NSN 5985-01-267-3728
NSN 5855-01-463-7372
NSN 5996-01-010-3816
NSN 5960-00-993-1857
NSN 5996-00-720-3064
NSN 2925-00-587-8968
NSN 5985-00-962-8415
NSN 5905-01-592-4064