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 6105-01-420-4506
NSN 5920-01-522-2759
NSN 5910-01-461-9038
NSN 6610-00-476-4402
NSN 6240-01-432-0819
NSN 5998-01-602-8217
NSN 5905-00-851-1867
NSN 5915-00-079-6415
NSN 5895-01-040-0679
NSN 6320-01-393-7022
NSN 5960-01-141-6489
NSN 6105-00-440-4884