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 5950-01-658-9897
NSN 6135-00-134-6648
NSN 6685-00-734-6573
NSN 6320-00-035-8781
NSN 5905-01-089-5004
NSN 5999-01-085-5540
NSN 5999-01-619-7396
NSN 5855-00-532-0025
NSN 5960-00-416-6016
NSN 5910-00-515-3586
NSN 6135-01-190-2628
NSN 5985-01-505-8068