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 5915-00-418-3849
NSN 5990-01-395-4194
NSN 5965-01-360-6568
NSN 5998-00-155-1455
NSN 5990-01-334-8634
NSN 5835-01-386-4027
NSN 5925-00-988-7439
NSN 4140-01-607-8707
NSN 5905-01-433-3257
NSN 5990-00-724-8812
NSN 6650-01-158-6888
NSN 5910-01-144-0634