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 5925-01-181-4740
NSN 5915-01-449-1535
NSN 5910-01-645-4728
NSN 5998-00-766-7432
NSN 7035-00-981-7216
NSN 5965-01-222-1420
NSN 6130-00-753-7732
NSN 6650-01-480-5443
NSN 5945-01-450-2654
NSN 5855-00-631-4565
NSN 5915-00-366-9234
NSN 6320-01-659-2819