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 5915-01-040-2352
NSN 7035-00-140-0474
NSN 4140-01-470-7990
NSN 4140-01-081-2624
NSN 6110-00-788-6014
NSN 4140-00-375-6021
NSN 5945-01-620-3288
NSN 5990-00-626-6252
NSN 5925-00-865-3388
NSN 5945-01-542-6803
NSN 5990-00-153-0055
NSN 6620-00-170-5296