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 2925-01-180-9264
NSN 5855-00-281-3843
NSN 5855-00-631-4565
NSN 5910-01-610-6753
NSN 5965-00-577-1242
NSN 5998-01-462-8833
NSN 6220-01-514-5520
NSN 5998-01-286-7769
NSN 4140-01-244-6737
NSN 6620-01-602-8402
NSN 6685-01-352-5665
NSN 5960-00-082-0493