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 2925-00-596-9775
NSN 6610-01-445-9580
NSN 6130-01-585-3213
NSN 5925-01-204-6888
NSN 5998-01-388-2072
NSN 5910-00-011-8821
NSN 4140-01-032-0718
NSN 5910-01-434-6299
NSN 5920-00-478-1280
NSN 6135-01-623-9063
NSN 5950-00-348-3801
NSN 5996-01-381-1997