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 6220-01-398-2697
NSN 4140-00-890-6447
NSN 5999-01-359-4932
NSN 6130-00-081-2186
NSN 5895-01-156-8142
NSN 5910-00-011-5236
NSN 5925-01-441-9512
NSN 5895-00-203-2379
NSN 5945-00-085-3099
NSN 5990-01-288-7393
NSN 6150-01-265-2881
NSN 6150-01-646-3555