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 6240-01-554-5263
NSN 6105-01-078-8286
NSN 4140-01-423-1647
NSN 5935-00-064-7442
NSN 5835-00-761-5615
NSN 5930-00-348-6682
NSN 5920-01-391-6598
NSN 6320-00-382-7825
NSN 5975-00-964-7332
NSN 6220-01-149-0144
NSN 5895-00-500-7338
NSN 5925-01-420-2890