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 6650-00-353-4097
NSN 6645-00-255-8182
NSN 5999-00-248-5715
NSN 4140-00-497-8402
NSN 6150-01-370-5239
NSN 6130-01-113-5599
NSN 6610-00-557-5896
NSN 6220-01-378-6251
NSN 5998-01-062-0789
NSN 6110-01-134-6550
NSN 6645-01-054-3969
NSN 5965-01-347-5878