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 6240-00-878-8036
NSN 6220-01-052-1375
NSN 5990-01-421-5342
NSN 6320-01-250-0290
NSN 6650-01-548-0297
NSN 5990-00-444-9993
NSN 5975-01-384-0695
NSN 5930-01-256-5531
NSN 5895-01-502-4563
NSN 5960-01-411-5899
NSN 5910-01-551-7047
NSN 6130-01-593-1957