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 6240-00-183-0570
NSN 6240-01-238-5374
NSN 5990-00-066-8736
NSN 5905-01-479-1667
NSN 5999-00-897-2293
NSN 5960-01-103-3150
NSN 6145-00-174-9344
NSN 6685-00-501-6501
NSN 5920-01-484-1842
NSN 2925-01-384-4139
NSN 4140-00-628-8751
NSN 5999-01-260-2759