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 5835-01-434-0790
NSN 5910-01-139-1570
NSN 5975-00-415-6058
NSN 5910-00-934-2753
NSN 6145-00-080-7553
NSN 5855-00-797-8217
NSN 6685-00-557-8622
NSN 5965-00-532-3284
NSN 5855-01-039-2859
NSN 6320-00-382-7825
NSN 7035-01-470-2220
NSN 5930-01-422-2945