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 6320-01-388-9450
NSN 6220-00-724-6191
NSN 2925-01-065-0060
NSN 5905-00-231-5243
NSN 5895-01-066-6943
NSN 6105-01-290-7643
NSN 7035-01-302-1797
NSN 6130-00-208-8468
NSN 6135-00-299-6918
NSN 5996-01-581-0302
NSN 6110-01-069-2966
NSN 6150-01-309-9614