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 6145-01-305-8646
NSN 6620-00-246-6448
NSN 5855-01-249-0717
NSN 5975-01-012-2591
NSN 6620-01-234-1799
NSN 6105-01-152-7059
NSN 6130-01-449-7930
NSN 6320-00-456-0836
NSN 6145-01-650-5713
NSN 5915-01-023-9204
NSN 5960-00-497-5672
NSN 5998-01-191-9507