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 5996-00-264-8929
NSN 6685-00-403-8254
NSN 5935-01-142-3899
NSN 6135-01-413-4747
NSN 6130-01-400-1385
NSN 6650-01-115-1443
NSN 5935-01-127-6134
NSN 5855-00-149-0766
NSN 6130-01-250-2822
NSN 6130-00-039-8534
NSN 6150-01-116-6898
NSN 6110-01-364-0276