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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5985-01-264-5467
NSN 6650-00-134-5130
NSN 5999-01-552-0822
NSN 6240-01-263-8190
NSN 6650-00-983-6722
NSN 2925-00-132-1280
NSN 6150-00-944-3545
NSN 5998-01-051-4882
NSN 6620-01-200-6493
NSN 6320-00-336-9123
NSN 6685-00-296-0392
NSN 5920-00-565-2630