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 6685-00-860-9544
NSN 6110-01-266-4514
NSN 5985-01-516-1808
NSN 6620-01-029-3705
NSN 5999-01-392-2250
NSN 5999-00-838-4658
NSN 5915-01-599-2343
NSN 5985-00-080-2288
NSN 5910-01-384-4899
NSN 7035-00-406-0568
NSN 5945-00-497-2641
NSN 5855-01-169-9228