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 5965-00-242-0001
NSN 6240-01-418-0282
NSN 4140-01-004-0566
NSN 4140-00-818-2891
NSN 5905-00-900-3606
NSN 5910-00-759-0076
NSN 6240-01-512-1856
NSN 5975-00-574-9727
NSN 5910-01-420-0965
NSN 5930-01-288-4726
NSN 5975-01-546-5572
NSN 5990-00-169-8922