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 4140-00-938-8664
NSN 5975-01-074-6890
NSN 5905-01-487-6048
NSN 5960-01-245-6088
NSN 5990-01-497-2138
NSN 5905-01-510-9397
NSN 6105-01-576-3221
NSN 5920-01-406-6637
NSN 6610-01-425-1523
NSN 5930-01-178-3283
NSN 6145-00-534-1412
NSN 6130-01-399-8553