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 6130-01-432-2067
NSN 6685-01-550-3205
NSN 5910-01-431-9072
NSN 5905-00-776-0727
NSN 6150-00-960-4987
NSN 5905-01-004-9961
NSN
NSN 6650-01-472-2244
NSN 5985-00-984-8760
NSN 5930-01-334-3372
NSN 5996-01-088-7074
NSN 6130-01-236-6794