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 5999-01-151-1299
NSN 4140-01-031-9524
NSN 6105-01-146-7585
NSN 4140-00-166-8023
NSN 6150-00-174-5029
NSN 5999-00-376-5072
NSN 6130-01-226-0343
NSN 6320-01-652-3806
NSN 6685-01-050-9827
NSN 6105-01-537-0830
NSN 5975-00-925-4586
NSN 5835-01-397-5841