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 6110-00-227-8855
NSN 7035-00-206-6123
NSN 5945-00-356-5338
NSN 6650-01-136-3636
NSN 6610-01-438-4383
NSN 5895-01-317-3986
NSN 6220-01-620-9609
NSN 6145-01-525-2805
NSN 6110-01-600-1680
NSN 6130-01-509-0594
NSN 6685-00-515-6522
NSN 6145-00-850-9468