A flanged cylindrical metallic or nonmetallic item designed to be inserted into soft plastic tubing to accommodate the sleeve of compression type tube fittings.
NSN 6620-00-933-3640
NSN 6320-01-462-2295
NSN 5905-01-140-6222
NSN 5895-01-208-6159
NSN 4140-00-182-9158
NSN 5920-01-063-7798
NSN 5996-01-359-4222
NSN 6150-01-357-6279
NSN 6135-00-793-1809
NSN 6650-00-824-5510
NSN 5835-01-310-8979
NSN 5985-01-391-7122