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 5915-00-104-3119
NSN 6105-01-187-5164
NSN 5998-00-274-7215
NSN 5895-00-511-8234
NSN 5998-01-362-1505
NSN 5910-01-044-8561
NSN 6110-01-026-0312
NSN 5935-01-476-7593
NSN 5999-01-075-6165
NSN 6150-00-712-6391
NSN 6685-00-128-2318
NSN 6145-01-318-0059