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 5910-00-577-9131
NSN 6620-00-421-7509
NSN 5915-00-432-6333
NSN 6135-00-968-8594
NSN 5920-00-209-0443
NSN 5855-01-213-9076
NSN 6130-00-217-1081
NSN 4140-00-003-1936
NSN 6130-01-420-6617
NSN 6135-01-010-0891
NSN 6240-00-201-9011
NSN 5855-01-541-0460