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 5930-01-474-6757
NSN 5935-01-406-2893
NSN 6220-01-283-1294
NSN 6685-01-449-8453
NSN 5960-01-553-4557
NSN 6610-00-267-1102
NSN 6130-00-922-6957
NSN 5999-00-411-1978
NSN 6240-01-424-0980
NSN 6610-00-862-8540
NSN 6220-01-330-8238
NSN 4140-00-895-6478