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 6620-00-371-7109
NSN 5990-01-255-7387
NSN 6650-00-181-8376
NSN 5925-01-417-1942
NSN 2925-00-132-1280
NSN 5998-01-485-4551
NSN 6105-00-758-0610
NSN 5999-00-452-2558
NSN 5999-00-187-1610
NSN 5950-01-580-0598
NSN 6610-00-395-2574
NSN 5835-00-216-4568