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 5985-00-930-4211
NSN 5905-01-391-9473
NSN 5996-00-298-1932
NSN 2925-01-599-1901
NSN 5990-01-232-2625
NSN 6130-00-233-8013
NSN 5930-01-549-9576
NSN 6610-01-563-8223
NSN 5895-01-496-1101
NSN 6130-00-601-6301
NSN 6685-01-020-7235
NSN 5910-00-478-4843