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 5895-00-235-4520
NSN 5835-00-632-8621
NSN 5855-01-483-2774
NSN 5996-00-976-2202
NSN 5905-00-486-1893
NSN 6320-01-495-0512
NSN 5945-00-197-7673
NSN 4140-01-411-3710
NSN 5999-01-314-2000
NSN 5930-01-068-3641
NSN 6620-00-841-0346
NSN 5985-00-758-2056