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 5945-00-177-4676
NSN 6130-00-495-6279
NSN 6685-01-464-8922
NSN 4140-01-618-4644
NSN 5895-01-383-6473
NSN 7035-00-500-7839
NSN 6220-00-481-6188
NSN 6650-00-970-5598
NSN 5975-00-072-6075
NSN 5996-00-621-0338
NSN 5905-01-655-6921
NSN 5835-00-395-9190