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 5990-01-437-4876
NSN 5998-01-362-4251
NSN 5895-00-170-4568
NSN 5950-00-236-3516
NSN 5950-01-322-4526
NSN 5998-01-197-2954
NSN 6610-01-416-0652
NSN 5925-01-557-0620
NSN 5985-01-065-1675
NSN 6110-01-204-0000
NSN 6685-01-569-4374
NSN 6110-00-618-4171