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 5950-00-336-5830
NSN 6685-01-634-0611
NSN 5985-01-027-4494
NSN 6620-01-032-3937
NSN 6320-00-391-5906
NSN 6130-00-612-0870
NSN 6240-01-399-4105
NSN 6145-01-142-5732
NSN 7035-00-703-3535
NSN 6150-01-429-8022
NSN 5998-01-415-0826
NSN 6220-01-293-1322