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 5925-01-157-9795
NSN 6650-01-502-8629
NSN 7035-00-285-3393
NSN 6145-01-214-4016
NSN 6610-01-032-5335
NSN 5905-01-342-6147
NSN 7035-00-529-3128
NSN 6685-01-172-9966
NSN 6145-01-497-9292
NSN 6130-00-358-4320
NSN 5998-01-369-6310
NSN 5975-01-287-6413