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 6610-01-167-8747
NSN 5965-01-345-9480
NSN 4140-01-157-8882
NSN 5905-01-217-5985
NSN 5930-01-141-7740
NSN 6610-01-580-3272
NSN 5920-00-824-4131
NSN 5915-00-088-4813
NSN 6320-01-098-2503
NSN 6145-00-397-0726
NSN 7035-01-357-3726
NSN 5990-00-455-9865