A flanged cylindrical metallic item designed to be used on tubing to back up the flared end and to provide a bearing surface for the coupling nut, thereby reducing wear on the tubing flare. The inside diameter of the flanged end is countersunk to form a seat for the flare when assembled to a mating fitting.
NSN 5835-01-647-6426
NSN 6110-00-257-1446
NSN 6320-00-360-1744
NSN 6220-00-837-6275
NSN 5895-01-463-8678
NSN 6220-01-616-6432
NSN 4140-00-381-4563
NSN 5935-01-048-7920
NSN 5895-00-990-9047
NSN 5910-01-299-5293
NSN 5935-01-503-4125
NSN 6150-01-556-7057