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 6685-01-202-7823
NSN 6130-00-412-8191
NSN 5965-00-954-3011
NSN 5915-00-300-3853
NSN 5950-01-465-4642
NSN 5975-00-518-1733
NSN 6145-01-495-2671
NSN 5915-00-212-7970
NSN 5915-00-055-9244
NSN 5855-01-484-9948
NSN 6130-00-763-8994
NSN 5935-01-412-9549