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 5996-01-364-2304
NSN 5998-01-156-9870
NSN 6320-01-119-3935
NSN 5910-01-523-2574
NSN 5990-01-047-8168
NSN 6620-01-390-1121
NSN 4140-01-655-1056
NSN 5998-00-707-5781
NSN 6105-01-607-6572
NSN 5930-01-484-8722
NSN 5999-01-492-7089
NSN 5930-01-463-4550