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 5990-01-573-1634
NSN 5960-01-106-3086
NSN 5905-00-620-3128
NSN 5998-01-075-2740
NSN 6105-00-541-4091
NSN 5998-01-232-0789
NSN 6610-01-419-4123
NSN 5965-01-381-4879
NSN 6150-00-239-6619
NSN 5905-01-476-3370
NSN 6620-00-193-9503
NSN 5945-01-058-6022