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 5895-00-153-2595
NSN 5960-01-040-0934
NSN 5998-01-292-1981
NSN 6105-01-375-7790
NSN 5835-01-078-6126
NSN 5998-00-161-6564
NSN 5905-00-593-5636
NSN 6610-00-225-9886
NSN 5835-01-236-6514
NSN 6610-01-646-9101
NSN 6105-00-912-3744
NSN 5975-01-374-1515