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 5920-01-549-1289
NSN 5960-00-903-4983
NSN 5996-00-713-4013
NSN 5910-00-912-4746
NSN 5999-01-568-2299
NSN 5945-01-383-0625
NSN 6620-01-643-5531
NSN 5905-01-219-9949
NSN 5905-01-023-4477
NSN 5996-00-727-6851
NSN 5950-00-487-2152
NSN 5920-00-422-5517