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 2925-01-268-5464
NSN 5910-01-535-8896
NSN 5945-00-171-4484
NSN 5920-00-472-7231
NSN 6105-01-427-8439
NSN 6150-01-447-3694
NSN 5996-01-034-4694
NSN 5835-01-558-9444
NSN 5920-01-473-9286
NSN 5905-00-347-7311
NSN 5910-01-419-9733
NSN 5990-01-548-5979