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 5960-01-521-6865
NSN 5965-01-633-8849
NSN 6150-01-341-0558
NSN 6145-01-377-4382
NSN 5996-00-722-4944
NSN 6145-00-583-0314
NSN 5975-00-936-7377
NSN 5998-00-596-9568
NSN 5999-01-273-4235
NSN 5920-01-250-2502
NSN 5925-01-651-6310
NSN 5990-00-162-7273