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 4140-01-112-4966
NSN 5960-01-411-1825
NSN 5835-01-303-6563
NSN 5999-01-454-6562
NSN 5935-01-336-2030
NSN 6650-00-111-3399
NSN 5910-01-138-5504
NSN 5999-01-372-9936
NSN 5930-01-512-8227
NSN 6220-01-554-0828
NSN 6610-01-338-6272
NSN 5985-01-377-7175