Third end ms33656 for 5/16 in. Od tubing; oxygen cleaning required per air force drawing or equivalent spec.
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 5935-00-231-5545
NSN 6105-01-552-1643
NSN 6130-01-108-6981
NSN 5895-01-557-8071
NSN 6645-01-274-0731
NSN 5835-01-035-9345
NSN 5910-00-433-3990
NSN 5905-01-574-4859
NSN 5998-00-869-4311
NSN 5910-00-306-0108
NSN 5855-01-587-7608
NSN 5960-01-170-0234