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 6620-01-595-4691
NSN 6135-00-240-3200
NSN 5925-00-468-2757
NSN 5996-01-314-6479
NSN 2925-00-580-4931
NSN 6150-01-085-5858
NSN 5920-00-794-4415
NSN 6145-00-366-5790
NSN 6685-01-422-4241
NSN 6685-00-389-7935
NSN 5985-01-394-5328
NSN 6220-01-102-8110