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 6110-00-489-0828
NSN 6685-01-181-3125
NSN 5910-01-451-4905
NSN 6240-01-567-6188
NSN 5910-01-588-4158
NSN 5915-01-334-2983
NSN 5985-01-253-9390
NSN 4140-00-571-2766
NSN 5999-01-279-4223
NSN 6620-00-459-8953
NSN 6105-00-830-0308
NSN 5960-01-142-1995