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 6105-01-039-3711
NSN 5915-01-459-7486
NSN 5855-00-832-9341
NSN 6620-01-597-7200
NSN 6320-00-004-9158
NSN 6650-01-568-0299
NSN 6610-01-493-9971
NSN 6145-00-534-1412
NSN 6620-01-541-4465
NSN 6650-01-027-1181
NSN 2925-00-922-8953
NSN 5985-00-285-8466