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 5990-01-037-9801
NSN 6110-00-797-7559
NSN 6105-00-724-9472
NSN 5996-01-129-1894
NSN 6220-00-959-1195
NSN 5895-00-992-0747
NSN 6320-01-455-3394
NSN 6220-01-004-3365
NSN 6240-01-420-1667
NSN 5950-00-445-8531
NSN 5920-01-420-5768
NSN 6220-00-166-5773