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 4140-00-472-4615
NSN 6685-00-930-1769
NSN 5915-01-013-8995
NSN 5835-01-645-2892
NSN 5920-01-068-3135
NSN 6220-00-942-2678
NSN 5975-01-483-1515
NSN 5965-00-267-4173
NSN 6135-01-260-1100
NSN 6105-00-531-4690
NSN 5935-01-156-0042
NSN 5965-01-321-7407