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 2925-00-190-5561
NSN 5998-01-173-6389
NSN 5965-01-646-1122
NSN 5905-01-161-2019
NSN 6110-00-888-1139
NSN 4140-00-289-9263
NSN 5945-01-541-6279
NSN 5855-00-832-9341
NSN 2925-00-464-7892
NSN 5905-00-003-8220
NSN 5895-01-314-8628
NSN 5950-01-477-8869