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 6610-01-365-7796
NSN 6620-00-140-8644
NSN 6645-01-281-7254
NSN 6130-01-145-8183
NSN 6610-01-284-6968
NSN 5999-01-040-4585
NSN 5905-00-400-6040
NSN 5998-01-495-0113
NSN 5910-00-932-2831
NSN 5835-01-227-2318
NSN 6645-01-266-8831
NSN 5998-01-014-1008