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 5960-00-364-3647
NSN 5925-00-499-9220
NSN 6220-01-230-0872
NSN 6105-01-411-2288
NSN 4140-00-229-8467
NSN 5990-01-307-4489
NSN 5905-00-623-4801
NSN 6240-01-179-2898
NSN 7035-01-338-9127
NSN 5920-01-223-6251
NSN 5985-01-484-6014
NSN 5975-01-657-2799