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 5960-01-429-2168
NSN 5945-00-670-0444
NSN 6320-00-573-8034
NSN 6135-00-998-5884
NSN 5965-01-005-0341
NSN 5998-01-551-1108
NSN 6220-00-078-3503
NSN 5915-00-372-4522
NSN 5945-01-362-8421
NSN 2925-01-233-8545
NSN 5998-01-462-5682
NSN 5935-01-416-4403