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 5960-00-110-7348
NSN 5960-00-273-3058
NSN 5990-01-463-2279
NSN 5999-01-406-4911
NSN 6240-01-633-9357
NSN 6610-01-398-1094
NSN 6610-00-239-8613
NSN 6240-01-257-7885
NSN 2925-00-610-9344
NSN 4140-01-305-5806
NSN 5910-00-107-7788
NSN 2925-01-381-5307