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 6220-01-519-2892
NSN 6620-01-383-7519
NSN 5905-01-128-6625
NSN 6135-00-906-0984
NSN 5965-00-689-1545
NSN 5895-00-814-8462
NSN 5950-01-394-1565
NSN 7035-00-731-8729
NSN 5835-01-092-6759
NSN 5960-00-452-6043
NSN 5965-01-470-0393
NSN 6685-01-359-5732