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 2925-01-016-3111
NSN 5855-00-198-3197
NSN 5835-01-131-2027
NSN 5930-01-502-7441
NSN 6320-01-515-7913
NSN 6150-00-430-0651
NSN 5960-01-448-3497
NSN 5999-01-023-7997
NSN 5920-01-650-1820
NSN 6620-01-133-4193
NSN 6135-00-477-8847
NSN 6220-01-420-6512