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 5999-01-379-0865
NSN 5985-01-370-3234
NSN 5975-00-398-9716
NSN 6620-01-651-5425
NSN 2925-01-018-1348
NSN 2925-01-607-7754
NSN 5920-01-599-4432
NSN 6240-00-122-6697
NSN 6320-01-390-5385
NSN 6610-01-462-5980
NSN 5855-01-252-5424
NSN 5996-00-518-4880