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 6620-01-537-0902
NSN 5930-00-389-9275
NSN 6105-01-621-8677
NSN 6650-00-607-1351
NSN 5950-00-771-6902
NSN 5895-01-389-7140
NSN 5930-00-812-6634
NSN 7035-01-227-2546
NSN 5920-01-392-7687
NSN 5925-01-362-2896
NSN 5930-00-201-0854
NSN 5915-01-444-4946