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 6105-00-195-1273
NSN 6620-00-891-2225
NSN 6650-00-484-3616
NSN 2925-00-004-1278
NSN 5915-01-285-7457
NSN 5915-01-347-0104
NSN 6220-00-838-6090
NSN 5950-01-415-6795
NSN 5935-00-937-1274
NSN 5945-01-420-1323
NSN 6130-00-662-8557
NSN 5935-00-652-9380