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 5996-01-521-6264
NSN 5915-00-164-0172
NSN 5985-00-539-2521
NSN 6150-01-562-4633
NSN 5920-00-351-8428
NSN 6610-01-157-0426
NSN 6135-01-538-7272
NSN 6150-01-019-1629
NSN 5935-01-217-9809
NSN 6610-01-058-2366
NSN 5835-01-063-3484
NSN 5930-01-533-2632