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 5950-01-134-4281
NSN 6650-00-098-6128
NSN 5998-01-170-4106
NSN 5990-01-486-2556
NSN 5950-01-278-3397
NSN 5855-01-290-7035
NSN 5915-00-172-8089
NSN 5835-01-584-4408
NSN 5996-01-360-7116
NSN 6145-01-400-5819
NSN 6130-00-959-2117
NSN 5945-01-507-4989