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 6320-01-422-1212
NSN 5910-01-447-5991
NSN 5910-01-050-1176
NSN 6130-01-437-6050
NSN 5930-01-310-8075
NSN 5905-00-328-4259
NSN 4140-01-406-3626
NSN 6105-00-451-6563
NSN 6110-00-186-2542
NSN 5905-01-573-6752
NSN 5905-00-382-6863
NSN 5935-00-172-4638