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 4140-01-023-1537
NSN 5999-01-423-1030
NSN 6240-00-312-0636
NSN 6130-01-462-0155
NSN 6135-01-633-8502
NSN 6105-00-250-0279
NSN 6240-01-465-9291
NSN 6220-00-052-7243
NSN 5985-00-288-6001
NSN 6220-01-243-6995
NSN 5920-00-248-3038
NSN 6610-00-004-2879