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 6145-01-336-5980
NSN 5990-00-734-7285
NSN 6105-01-263-5403
NSN 5996-00-229-7037
NSN 5935-01-219-6511
NSN 5960-01-649-1341
NSN 4140-01-044-7993
NSN 6220-01-444-3972
NSN 5985-00-796-4115
NSN 5945-01-481-1255
NSN 4140-01-412-1566
NSN 5835-00-130-6404