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 6150-01-575-9565
NSN 4140-01-398-0286
NSN 5910-00-875-7101
NSN 5920-01-453-9954
NSN 5835-01-168-6256
NSN 5985-00-553-9735
NSN 5998-01-461-0479
NSN 5960-01-526-3843
NSN 5935-01-357-7972
NSN 2925-01-550-0177
NSN 5855-01-620-4801
NSN 5930-01-163-2726