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 6240-01-176-4359
NSN 6220-01-346-6006
NSN 5930-01-271-1440
NSN 5925-01-237-2501
NSN 6105-01-465-3463
NSN 6610-01-425-1523
NSN 5855-01-655-1806
NSN 6145-01-124-2124
NSN 5950-00-321-2055
NSN 5905-01-131-0346
NSN 5920-01-448-0105
NSN 6650-00-056-1581