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 5990-00-202-5127
NSN 5915-01-271-5748
NSN 5965-00-948-2809
NSN 5935-00-269-5516
NSN 5965-00-518-0958
NSN 6145-01-651-3580
NSN 5930-00-171-5087
NSN 2925-00-694-9164
NSN 5960-01-475-7428
NSN 6110-01-478-0359
NSN 5930-01-042-4723
NSN 5930-01-495-6753