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 6145-01-388-5207
NSN 6145-00-193-9466
NSN 6650-01-352-4674
NSN 5996-01-416-6227
NSN 5915-01-108-3837
NSN 6645-00-175-8156
NSN 6130-00-478-9235
NSN 5930-01-433-8664
NSN 7035-01-468-4312
NSN 5920-01-141-5706
NSN 6320-00-139-1090
NSN 5935-00-080-8804