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.
NSN 5835-00-289-9080
NSN 6620-01-457-9476
NSN 5835-01-632-6627
NSN 5999-01-535-1290
NSN 5990-01-595-9441
NSN 6610-01-469-6235
NSN 5999-00-069-8262
NSN 5895-00-365-4813
NSN 5945-01-359-4092
NSN 2925-01-225-0713
NSN 6320-01-431-4359
NSN 5855-01-566-2706