Undrilled flanges
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 5999-01-640-8782
NSN 6685-01-100-1071
NSN 5855-01-414-6265
NSN 5905-01-145-3067
NSN 6240-00-617-9599
NSN 5925-00-205-2767
NSN 5930-01-048-7670
NSN 4140-01-037-9620
NSN 5905-01-449-4593
NSN 6320-00-674-1361
NSN 5998-00-423-7121
NSN 5965-00-230-8818