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 5985-01-574-0688
NSN 2925-00-973-9413
NSN 5998-00-944-7949
NSN 6240-01-346-5550
NSN 5895-01-512-2023
NSN 5945-01-160-6985
NSN 5895-01-516-6338
NSN 6320-00-456-2092
NSN 5835-00-065-6757
NSN 6240-01-439-9544
NSN 6650-00-316-4889
NSN 6110-01-473-1107