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 6220-01-243-6858
NSN 5930-01-593-8948
NSN 5985-01-044-4530
NSN 5905-01-160-6995
NSN 6150-00-230-6919
NSN 5950-00-442-2787
NSN 6240-01-276-2019
NSN 5998-00-226-5268
NSN 6650-00-964-9470
NSN 5990-00-462-9112
NSN 4140-00-428-7589
NSN 6150-00-847-5442