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 5999-01-200-7992
NSN 5925-00-468-2757
NSN 5915-01-437-5653
NSN 5910-00-147-2885
NSN 5895-01-310-3526
NSN 2925-01-273-4898
NSN 5990-01-633-9503
NSN 6645-00-400-3115
NSN 6105-01-278-9830
NSN 5925-00-156-0680
NSN 6135-01-383-1910
NSN 2925-01-250-2731