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 6110-00-251-5244
NSN 6610-00-401-2601
NSN 6650-01-154-1787
NSN 5905-01-469-2508
NSN 5950-00-157-3785
NSN 7035-00-941-4949
NSN 6650-00-971-5054
NSN 6130-01-441-5404
NSN 5835-00-876-4544
NSN 6320-01-192-0332
NSN 4140-01-143-7180
NSN 6135-01-523-0370