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 6135-01-124-2376
NSN 5990-01-265-8082
NSN 6135-00-998-5884
NSN 4140-00-192-3811
NSN 6110-01-134-5071
NSN 5945-00-754-9484
NSN 5950-01-383-0278
NSN 6650-01-299-5454
NSN 5920-00-864-4801
NSN 5910-01-600-8747
NSN 5965-00-023-0944
NSN 6135-01-597-1901