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 2925-01-363-5978
NSN 5996-00-777-0173
NSN 6620-01-243-5281
NSN 5910-01-502-4411
NSN 5975-00-233-6301
NSN 5855-01-566-7431
NSN 5935-01-093-8535
NSN 5895-00-840-0861
NSN 5965-00-539-7778
NSN 6130-00-383-0537
NSN 5998-00-308-4297
NSN 5920-00-482-8275