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 5945-01-433-3782
NSN 5960-01-253-6687
NSN 5920-01-556-4823
NSN 6320-00-521-9350
NSN 6135-01-517-6060
NSN 5965-01-555-8007
NSN 6105-01-517-8202
NSN 6240-01-415-9353
NSN 5999-01-215-1236
NSN 6135-00-112-8637
NSN 5990-00-851-5778
NSN 6650-00-597-7313