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 5925-01-251-6897
NSN 5960-01-337-5339
NSN 5975-00-964-4510
NSN 5960-01-413-3877
NSN 5998-01-036-9623
NSN 5835-00-341-5441
NSN 5855-01-400-1590
NSN 5835-01-468-0579
NSN 5975-01-246-3436
NSN 6130-01-185-3042
NSN 6645-01-567-8282
NSN 6650-01-099-6271