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 6135-01-167-7604
NSN 6130-00-277-7321
NSN 6135-01-375-2624
NSN 5835-01-226-7875
NSN 5930-01-394-9509
NSN 5925-01-373-2324
NSN 5930-00-301-5854
NSN 5915-01-167-9072
NSN 5965-01-538-0698
NSN 6240-00-412-5584
NSN 5895-01-357-2306
NSN 6320-01-150-5378