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 5835-00-113-6090
NSN 5975-00-630-7725
NSN 6620-01-534-7180
NSN 5985-01-485-3062
NSN 6130-00-131-0176
NSN 6620-01-044-3371
NSN 5915-01-348-8831
NSN 4140-00-274-9638
NSN 6130-00-898-4303
NSN 6620-00-010-8190
NSN 6110-00-609-2772
NSN 5920-01-588-8770