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 4140-01-647-0707
NSN 4140-01-256-4597
NSN 5910-01-429-7818
NSN 6685-01-469-2234
NSN 6220-01-159-2631
NSN 6105-00-303-9756
NSN 5925-00-961-9179
NSN 6220-00-497-7135
NSN 6620-01-649-0748
NSN 5835-00-656-7317
NSN 6240-00-727-0919
NSN 5999-01-269-3052