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 5920-01-023-0040
NSN 6130-01-039-0089
NSN 5935-01-517-2383
NSN 5925-01-249-8251
NSN 6150-01-041-6140
NSN 5960-00-692-2887
NSN 5895-00-258-9135
NSN 5855-01-100-3272
NSN 5960-01-580-6360
NSN 6610-01-018-3265
NSN 5930-01-079-4471
NSN 6105-01-384-2435