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 5985-00-902-3348
NSN 6620-01-314-8605
NSN 5945-00-214-1858
NSN 5920-00-097-7648
NSN 6145-01-623-0250
NSN 5945-01-290-1480
NSN 6240-00-753-7586
NSN 5935-01-321-9594
NSN 6650-00-792-8577
NSN 5960-01-399-4327
NSN 4140-00-906-1130
NSN 6110-01-385-3193