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 4140-00-287-4462
NSN 6610-01-426-1011
NSN 6610-01-018-2431
NSN 5920-00-394-9529
NSN 5950-00-883-9438
NSN 6320-01-352-5653
NSN 6620-01-643-5531
NSN 5910-01-633-9963
NSN 6650-01-437-9557
NSN 2925-00-258-9786
NSN 5915-00-393-1345
NSN 5998-01-121-9272