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 6145-01-290-7163
NSN 5905-01-643-7986
NSN 5920-00-427-7267
NSN 5998-01-525-6834
NSN 2925-00-373-8837
NSN 5835-01-481-4204
NSN 6320-00-483-0451
NSN 5915-00-244-4210
NSN 5935-01-649-0910
NSN 5990-01-209-3955
NSN 5835-01-199-3554
NSN 4140-00-518-2744