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 5905-00-679-9970
NSN 2925-01-009-3411
NSN 6220-01-632-8217
NSN 5945-01-515-2588
NSN 5910-01-511-8707
NSN 6240-01-103-7515
NSN 5985-00-081-1217
NSN 5895-01-599-9251
NSN 5935-00-456-6510
NSN 6240-00-079-1759
NSN 6645-01-463-4314
NSN 6130-00-616-4841