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 4140-00-910-3425
NSN 6650-01-043-6251
NSN 5985-01-377-0137
NSN 6220-00-583-9889
NSN 6610-01-199-7371
NSN 2925-01-468-7073
NSN 6130-00-823-8481
NSN 4140-01-441-1941
NSN 5960-00-105-7598
NSN 5999-01-235-7833
NSN 6105-00-180-8973
NSN 5930-00-754-4800