A ring-shaped item whose outer surface is so shaped as to form a seat for the coupling nut and the fitting between which it is assembled. It is designed to be slipped over tubing or hose so that tightening of the coupling nut to the fitting compresses the sleeve against the circumference of the tubing or hose thereby effecting a tight seal between the tubing, or hose fitting and coupling nut.
NSN 6135-01-167-7604
NSN 5985-00-171-5084
NSN 6110-01-435-4082
NSN 6320-00-456-0836
NSN 5950-00-189-0551
NSN 5975-01-418-1633
NSN 6685-00-042-3218
NSN 5950-00-236-6986
NSN 5996-01-110-6022
NSN 5999-01-470-0372
NSN 5855-00-446-5921
NSN 5910-01-535-6551