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 6135-01-334-3935
NSN 5935-01-078-4815
NSN 5895-00-441-1870
NSN 5905-01-479-8811
NSN 5905-01-215-1896
NSN 6105-01-195-6163
NSN 6320-01-343-8191
NSN 5990-01-201-4852
NSN 5925-01-369-8931
NSN 6620-01-321-7687
NSN 6145-01-089-8616
NSN 5910-00-581-9843