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 5835-00-838-0707
NSN 5920-01-648-4424
NSN 5915-01-645-1687
NSN 5935-00-188-8945
NSN 4140-01-318-7540
NSN 6150-00-198-2503
NSN 5965-01-568-0966
NSN 6130-01-238-9654
NSN 5960-00-518-4704
NSN 7035-01-193-2667
NSN 5930-01-512-2751
NSN 6145-00-393-4083