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 6650-00-342-6447
NSN 4140-01-146-4474
NSN 6150-01-289-6487
NSN 6110-01-460-3566
NSN 4140-01-536-7449
NSN 6620-01-408-4464
NSN 5960-01-370-4285
NSN 6240-01-479-1410
NSN 5999-01-450-5717
NSN 5920-00-678-1979
NSN 5915-00-426-8298
NSN 2925-00-234-0479