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 6135-01-136-1059
NSN 2925-00-447-0788
NSN 6135-01-222-0703
NSN 5920-01-528-0358
NSN 5915-00-102-5255
NSN 5930-00-125-7073
NSN 5945-00-290-1779
NSN 6105-01-146-6945
NSN 6135-01-554-1842
NSN 6320-01-145-2742
NSN 5930-01-511-9870
NSN 6110-00-205-1778