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 steel
NSN 6645-01-627-3431
NSN 5950-01-470-6607
NSN 5996-01-309-3602
NSN 6150-01-479-6561
NSN 5999-01-583-2573
NSN 5930-01-571-2757
NSN 5895-01-204-8213
NSN 6135-00-134-1337
NSN 5920-01-501-0674
NSN 5985-00-475-5381
NSN 5905-00-752-4112
NSN 6645-01-491-5553