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 6220-01-565-2245
NSN 6135-00-377-9165
NSN 5990-01-206-3606
NSN 6645-00-243-7541
NSN 4140-00-006-3805
NSN 5996-01-126-6136
NSN 6240-00-306-9214
NSN 5925-01-428-1674
NSN 6320-00-731-6134
NSN 6135-01-020-3805
NSN 5855-01-290-3248
NSN 7035-01-269-5700