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 6130-00-403-9379
NSN 6110-01-462-0770
NSN 5999-01-444-4275
NSN 5835-00-954-2833
NSN 5915-01-633-9845
NSN 5925-01-486-1918
NSN 5925-00-333-3567
NSN 5930-00-738-8812
NSN 5950-01-045-0728
NSN 6145-01-014-6260
NSN 5998-00-553-9535
NSN 5930-00-203-2080