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 5950-01-141-7019
NSN 6150-01-548-3896
NSN 6240-00-567-4795
NSN 5960-01-106-3086
NSN 5945-01-045-4807
NSN 5925-01-057-6046
NSN 6135-01-542-5902
NSN 5935-01-334-4747
NSN 5996-01-388-4412
NSN 6645-01-005-1885
NSN 5910-00-148-8883
NSN 6150-00-003-7431