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 6220-01-224-6415
NSN 6145-00-188-3657
NSN 5855-01-359-5727
NSN 6105-01-484-6790
NSN 6145-01-213-0754
NSN 5965-00-984-1393
NSN 5835-00-467-7294
NSN 5915-00-161-4409
NSN 5996-01-013-8824
NSN 6220-01-502-8737
NSN 6105-00-928-7210
NSN 5996-00-235-0823