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 5996-01-606-6603
NSN 6135-00-321-6707
NSN 6110-00-935-5351
NSN 5975-00-283-3665
NSN 5835-01-442-6482
NSN 5998-01-231-8902
NSN 5935-01-315-0010
NSN 5935-01-657-0653
NSN 5999-01-119-2955
NSN 5935-01-652-4494
NSN 6130-01-357-9165
NSN 6105-00-001-8051