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 6650-01-051-4972
NSN 5990-01-242-9653
NSN 6110-01-099-6893
NSN 6320-01-177-3192
NSN 6610-00-136-0569
NSN 5960-01-536-9763
NSN 5998-01-204-0390
NSN 2925-01-280-1911
NSN 5915-00-573-9041
NSN 5945-01-169-4247
NSN 6130-01-339-8011
NSN 5920-01-259-8616