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 5835-00-034-4976
NSN 6130-01-324-6468
NSN 5996-01-484-5497
NSN 6650-01-562-9016
NSN 6145-01-460-5501
NSN 5920-00-172-5551
NSN 5920-01-052-5020
NSN 6320-01-316-2190
NSN 5990-01-455-8035
NSN 5996-01-439-4664
NSN 2925-00-724-3140
NSN 5965-00-728-6734