A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6135-00-295-2614
NSN 5905-00-451-7513
NSN 5930-01-190-2768
NSN 5930-01-579-0916
NSN 6130-01-140-9990
NSN 6645-01-461-3725
NSN 5945-01-533-3941
NSN 7035-00-585-2113
NSN 7035-01-435-4009
NSN 6620-01-471-3115
NSN 5990-01-591-0701
NSN 6650-00-195-7519