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 5920-00-362-1376
NSN 5990-00-968-4401
NSN 5998-00-378-4096
NSN 5915-01-582-4300
NSN 5915-01-058-4387
NSN 6110-01-258-1291
NSN 6130-01-157-0260
NSN 5998-01-406-3022
NSN 5996-01-495-0492
NSN 5920-00-216-8665
NSN 6220-00-136-0138
NSN 5965-01-323-7225