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 5920-01-450-6682
NSN 5930-00-596-1694
NSN 5990-00-155-2306
NSN 4140-01-485-9468
NSN 6620-00-630-8812
NSN 6645-00-023-8386
NSN 6685-01-173-3994
NSN 4140-00-319-0756
NSN 6620-00-925-8435
NSN 5905-00-256-0599
NSN 5960-01-392-6982
NSN 6645-01-532-3172