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 6610-00-907-7831
NSN 5935-00-402-4157
NSN 5910-01-422-4924
NSN 5835-01-089-7615
NSN 6105-01-375-9993
NSN 5999-01-186-5679
NSN 6320-01-192-0332
NSN 6130-01-388-3506
NSN 6685-00-492-1357
NSN 6105-00-403-3305
NSN 5835-00-561-9994
NSN 4140-01-306-7138