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 6610-00-930-8980
NSN 6145-01-448-9332
NSN 5960-01-054-5228
NSN 6320-00-681-1324
NSN 6610-01-655-0928
NSN 7035-01-066-5676
NSN 5930-01-573-6842
NSN 5930-01-301-1066
NSN 5999-00-067-4941
NSN 5960-01-411-5899
NSN 6650-00-897-7083
NSN 6135-00-145-8884