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 5920-00-491-2796
NSN 5998-01-213-5964
NSN 6105-00-516-0474
NSN 6240-01-388-4099
NSN 5835-01-370-8912
NSN 5960-00-344-9588
NSN 6105-01-574-5670
NSN 5920-01-359-8720
NSN 5835-00-711-3371
NSN 5965-00-752-5823
NSN 5975-01-255-4626
NSN 6135-01-582-2131