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 5975-01-083-7876
NSN 5990-00-859-2932
NSN 5935-00-755-9684
NSN 6110-01-097-0050
NSN 5905-00-480-4054
NSN 5998-01-516-1213
NSN 5975-01-415-5771
NSN 5975-00-419-3256
NSN 2925-01-125-4800
NSN 6110-01-050-6422
NSN 5945-01-309-7366
NSN 5999-01-427-3702