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 2925-01-309-5007
NSN 5998-00-541-8792
NSN 6610-01-013-1959
NSN 5930-00-134-5745
NSN 5999-00-853-6070
NSN 5910-00-554-1422
NSN 5925-00-402-7768
NSN 6610-00-388-0094
NSN 5965-00-810-2204
NSN 5945-01-421-1808
NSN 5945-01-253-7529
NSN 6610-01-398-8815