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 6610-01-242-9674
NSN 6105-00-945-4355
NSN 6150-01-052-1282
NSN 6110-01-032-5075
NSN 5920-00-035-4846
NSN 5998-00-264-3088
NSN 5925-01-189-7511
NSN 5910-01-620-7277
NSN 4140-00-888-7413
NSN 7035-01-408-8698
NSN 5990-00-698-3963
NSN 6240-00-908-5069