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 6220-00-123-8919
NSN 6145-01-483-6567
NSN 5960-00-760-7382
NSN 6105-00-481-9551
NSN 6620-00-308-2531
NSN 5965-00-193-2406
NSN 5835-00-010-4307
NSN 4140-01-004-8424
NSN 5965-00-238-3721
NSN 6220-01-327-3272
NSN 5950-01-355-1595
NSN 5920-01-641-9217