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 6150-01-580-3025
NSN 6240-01-425-4741
NSN 6105-00-226-0211
NSN 6645-01-261-6903
NSN 5990-01-463-2279
NSN 6130-00-392-1992
NSN 6105-01-131-1408
NSN 5960-01-408-8263
NSN 6105-01-425-1718
NSN 6320-01-157-4400
NSN 6650-01-320-7610
NSN 6145-01-191-3333