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 4140-01-576-6499
NSN 5985-00-008-2451
NSN 6135-01-520-4670
NSN 2925-00-408-9829
NSN 5999-01-401-5322
NSN 5996-01-390-5010
NSN 5920-00-469-2648
NSN 5950-00-050-0206
NSN 5990-01-388-0252
NSN 5910-01-602-3070
NSN 5855-00-149-0766
NSN 2925-00-977-9956