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 5915-01-263-3448
NSN 5905-00-808-0548
NSN 6650-01-589-3585
NSN 6620-00-066-1284
NSN 6650-01-371-5886
NSN 5925-00-421-3012
NSN 5999-00-599-8765
NSN 4140-01-344-7135
NSN 6110-00-583-9821
NSN 5915-00-951-5203
NSN 5960-01-412-0619
NSN 5915-01-422-2014