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 5998-01-289-9701
NSN 5996-00-807-4348
NSN 5950-01-509-8670
NSN 6610-01-539-9084
NSN 6645-01-269-8377
NSN 6320-01-072-2073
NSN 6320-00-931-4855
NSN 6105-01-109-1876
NSN 5975-00-103-6653
NSN 5915-00-056-2197
NSN 6220-00-244-2040
NSN 5975-00-246-4043