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 6150-01-657-8443
NSN 6685-01-462-1674
NSN 5930-00-261-7071
NSN 4140-01-248-7899
NSN 5910-00-415-8186
NSN 7035-00-834-2090
NSN 5835-01-502-9228
NSN 6110-01-303-5196
NSN 5835-00-145-8926
NSN 6145-01-477-6293
NSN 5895-00-550-8807
NSN 6130-01-626-6069