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 5920-00-051-8277
NSN 7035-01-424-7019
NSN 5999-00-182-8908
NSN 5930-01-205-1632
NSN 5950-00-206-3213
NSN 5905-00-013-9726
NSN 2925-00-149-0760
NSN 5905-00-115-2288
NSN 5945-01-586-8213
NSN 5935-01-452-0200
NSN 6620-00-246-5159
NSN 6220-01-617-2666