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 6220-00-496-8592
NSN 6240-01-500-1714
NSN 5915-01-165-6414
NSN 5935-01-591-3854
NSN 5895-01-274-3966
NSN 5835-00-838-0707
NSN 6620-01-068-4498
NSN 5965-00-362-2158
NSN 6685-00-933-3598
NSN 5855-00-198-3197
NSN 5855-01-244-9785
NSN 6650-00-610-3956