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 6110-00-149-8353
NSN 6110-00-466-1674
NSN 5965-00-529-0602
NSN 6150-01-518-0275
NSN 6320-00-116-3658
NSN 5855-00-327-2112
NSN 5985-01-214-0473
NSN 6240-01-649-1520
NSN 5935-01-052-3971
NSN 6110-01-062-0252
NSN 5930-01-110-8588
NSN 6105-00-863-6782