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 7035-01-643-5749
NSN 6130-01-437-7729
NSN 5915-01-058-6537
NSN 6220-01-350-2108
NSN 5990-00-432-0649
NSN 5930-00-713-8510
NSN 5975-01-488-1072
NSN 5965-01-523-5674
NSN 5950-01-252-6117
NSN 6320-01-032-9703
NSN 5998-00-566-0936
NSN 6610-01-323-7045