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 6620-01-131-3201
NSN 4140-00-830-9515
NSN 6320-00-238-9973
NSN 6130-01-469-7497
NSN 5985-00-131-4315
NSN 6150-00-738-4316
NSN 5990-00-088-7591
NSN 6130-01-194-5290
NSN 5998-00-409-4399
NSN 4140-01-089-4713
NSN 5965-01-158-4187
NSN 5945-00-170-5885