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 6620-00-902-3688
NSN 5999-01-428-7427
NSN 5895-00-937-6793
NSN 5935-01-376-7762
NSN 5945-00-126-7162
NSN 6130-01-206-2435
NSN 6620-00-424-4335
NSN 6685-01-088-0546
NSN 6145-01-130-1252
NSN 5960-01-054-3752
NSN 5920-00-714-8847
NSN 6240-01-227-4178