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 6110-01-201-6360
NSN 4140-01-536-9451
NSN 5915-00-719-6455
NSN 5855-01-103-8650
NSN 5910-00-691-6441
NSN 5999-01-010-3221
NSN 5920-00-434-4230
NSN 6220-01-479-2638
NSN 5905-01-322-6971
NSN 5915-01-416-9855
NSN 5920-01-351-5536
NSN 2925-00-328-2018