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 6320-01-021-6633
NSN 6620-01-207-0667
NSN 5965-00-997-5764
NSN 6130-01-420-5755
NSN 6240-01-383-1576
NSN 5915-00-760-8176
NSN 5930-01-148-7796
NSN 6685-01-058-5998
NSN 5855-01-274-5311
NSN 5935-01-242-9891
NSN 5965-01-200-6613
NSN 5960-00-004-1959