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 5835-00-707-6266
NSN 5960-01-599-9821
NSN 6110-01-488-5498
NSN 2925-01-418-3296
NSN 4140-00-155-8012
NSN 6110-01-167-8906
NSN 5935-01-481-3609
NSN 4140-01-286-6959
NSN 5905-01-514-4828
NSN 6130-01-634-0603
NSN 6620-01-384-2105
NSN 5990-00-407-4473