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 5945-01-055-6661
NSN 5920-01-399-1801
NSN 5930-01-318-8741
NSN 5996-01-032-4942
NSN 5996-00-754-4057
NSN 6105-01-044-0193
NSN 5945-00-949-7979
NSN 5985-01-228-4537
NSN 6610-01-214-5359
NSN 6610-01-200-6861
NSN 5905-00-185-6237
NSN 5965-01-464-0220