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 5930-01-342-0879
NSN 5930-01-449-1915
NSN 6650-00-826-7396
NSN 6105-01-620-1638
NSN 6220-01-206-4410
NSN 5930-01-126-5947
NSN 6145-01-240-1340
NSN 5999-00-652-4509
NSN 5905-01-420-1751
NSN 5915-01-209-2170
NSN 5855-01-169-4275
NSN 5945-01-599-5612