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 5945-01-128-4532
NSN 5975-00-925-9570
NSN 5930-00-807-2739
NSN 5975-01-105-3342
NSN 4140-00-443-6556
NSN 5915-01-418-1843
NSN 4140-01-431-2317
NSN 5935-00-929-2921
NSN 6110-01-347-0954
NSN 5960-01-632-6576
NSN 5925-01-574-6552
NSN 6320-00-322-3460