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 5935-01-634-0668
NSN 5999-01-141-7721
NSN 5985-00-733-6051
NSN 5998-01-549-5127
NSN 5998-01-633-3671
NSN 6220-01-233-1534
NSN 4140-01-374-8467
NSN 4140-01-254-2739
NSN 6610-01-517-1901
NSN 6610-00-066-9353
NSN 5945-00-031-2593
NSN 6645-01-215-0617