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 6620-01-470-1058
NSN 2925-00-934-8383
NSN 6145-01-232-5746
NSN 5905-01-258-7627
NSN 4140-00-128-0187
NSN 6620-01-558-6558
NSN 5990-01-305-8121
NSN 5855-01-195-2518
NSN 6145-01-450-4987
NSN 5960-01-044-4902
NSN 2925-01-243-0328
NSN 5950-01-595-1957