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 2925-00-200-0085
NSN 5998-01-434-3682
NSN 5930-01-640-9833
NSN 5910-00-526-0694
NSN 5835-00-470-4295
NSN 5925-01-157-7805
NSN 6645-01-400-2119
NSN 6645-01-609-0332
NSN 6220-00-079-0775
NSN 5998-00-959-8382
NSN 4140-00-079-8453
NSN 6645-01-475-4723