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 5915-00-334-3008
NSN 5990-01-436-7191
NSN 5930-01-152-2385
NSN 5975-00-418-0861
NSN 5920-00-933-5439
NSN 6240-00-072-0352
NSN 5985-00-775-2420
NSN 5910-00-379-2349
NSN 5990-01-633-9503
NSN 6110-00-923-1295
NSN 5975-01-424-6359
NSN 5999-00-813-4360