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 4140-00-920-6393
NSN 5910-01-250-3124
NSN 6645-01-365-8020
NSN 6685-01-155-8422
NSN 5855-01-066-2882
NSN 6610-01-289-0847
NSN 5990-01-293-4817
NSN 5996-00-144-8091
NSN 6650-01-501-4304
NSN 5910-00-904-6260
NSN 5855-01-046-7273
NSN 2925-01-519-3221