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 6650-01-107-2733
NSN 5920-01-500-1880
NSN 5998-01-608-5957
NSN 5985-01-160-7140
NSN 5985-00-401-2883
NSN 5915-00-074-4387
NSN 5985-01-524-2376
NSN 5915-01-195-9871
NSN 5935-00-339-9011
NSN 6320-00-841-2279
NSN 5915-01-647-0518
NSN 6130-01-633-4146