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 5950-00-170-4153
NSN 5975-00-911-8299
NSN 5975-00-734-6243
NSN 6320-00-937-5625
NSN 6685-01-055-7384
NSN 5910-00-637-2609
NSN 6110-01-357-0549
NSN 5895-00-678-6598
NSN 5998-01-100-6497
NSN 5945-00-738-1817
NSN 5960-00-086-4882
NSN 5910-01-188-4196