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 5985-01-540-2736
NSN 5965-01-528-6453
NSN 6610-01-114-2013
NSN 5895-01-114-8801
NSN 6135-00-299-6918
NSN 6150-01-513-9757
NSN 6320-00-476-6898
NSN 6135-01-642-6830
NSN 5935-00-633-7528
NSN 5998-00-671-1242
NSN 5935-01-204-4236
NSN 5915-01-421-1354