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 7035-00-295-0451
NSN 5996-00-132-1360
NSN 6240-01-069-2688
NSN 5960-00-937-6853
NSN 2925-01-143-0092
NSN 6620-00-484-4662
NSN 6110-01-133-7778
NSN 5915-01-271-1767
NSN 6150-01-003-1054
NSN 6220-00-155-8007
NSN 5985-01-032-3278
NSN 6130-01-252-7311