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 5855-00-560-0110
NSN 5985-01-447-2243
NSN 5920-01-444-5029
NSN 5998-00-876-6949
NSN 4140-01-178-4471
NSN 5985-01-065-3734
NSN 6320-01-216-1678
NSN 6240-00-816-4808
NSN 6620-00-189-0967
NSN 5920-01-407-5502
NSN 5910-01-156-8701
NSN 5905-00-844-8648