No other part numbers with same form, fit, and function found.
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 4140-00-295-0787
NSN 6645-01-369-4371
NSN 5835-01-350-0566
NSN 5905-00-225-4307
NSN 6105-01-529-4204
NSN 6105-00-952-4524
NSN 6240-01-085-7216
NSN 6645-01-633-1852
NSN 5996-01-367-4209
NSN 6650-00-216-6365
NSN 5950-01-460-6517
NSN 5945-00-104-8097