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 5930-01-019-1995
NSN 6610-00-814-8598
NSN 2925-00-928-5931
NSN 5835-01-515-6537
NSN 6610-01-415-1623
NSN 5998-01-227-2045
NSN 5920-00-127-7214
NSN 5990-00-899-1662
NSN 5945-00-843-5199
NSN 6130-01-227-7331
NSN 6685-01-355-2366
NSN 5985-01-166-2755