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 5855-01-300-2301
NSN 5999-00-460-2824
NSN 6110-00-652-5275
NSN 5915-01-378-5057
NSN 6150-00-935-2167
NSN 5945-01-519-8004
NSN 5895-01-428-2198
NSN 5985-00-081-1885
NSN 5895-00-814-2248
NSN 6610-00-523-8917
NSN 5920-00-382-8849
NSN 5930-00-372-4419