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 6240-00-204-0459
NSN 6145-01-424-2359
NSN 5965-01-200-6613
NSN 5915-01-371-9729
NSN 6150-00-741-2539
NSN 5895-01-161-5926
NSN 5855-01-136-9532
NSN 5945-01-586-7448
NSN 7035-01-334-5855
NSN 6150-01-260-0222
NSN 5960-00-597-2680
NSN 2925-01-406-9844