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 4140-01-297-1724
NSN 6650-01-431-9625
NSN 6105-01-367-4617
NSN 5990-01-510-4699
NSN 6220-00-818-6478
NSN 5985-00-879-0046
NSN 5935-01-393-7315
NSN 5950-00-504-9408
NSN 5985-00-194-9751
NSN 5960-01-123-8775
NSN 5998-01-632-8127
NSN 5920-00-471-9049