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 6105-01-469-0826
NSN 6135-00-027-3914
NSN 5935-00-218-5845
NSN 5960-01-062-9106
NSN 6130-01-297-6664
NSN 5895-01-341-8876
NSN 6220-00-660-5539
NSN 6650-01-133-7806
NSN 6620-01-074-2882
NSN 5985-01-385-0743
NSN 5835-00-269-2232
NSN 5935-01-403-2844