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 5945-00-811-8934
NSN 5965-00-175-5664
NSN 5945-01-525-8251
NSN 6610-01-118-5498
NSN 6685-00-595-5376
NSN 5996-00-952-3452
NSN 6130-01-276-6454
NSN 5998-00-205-2765
NSN 6685-01-393-0246
NSN 5999-00-003-4752
NSN 6220-01-233-1534
NSN 5920-01-085-4339