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 6650-01-632-3135
NSN 5835-01-381-2683
NSN 5965-00-035-4556
NSN 5998-00-234-0093
NSN 6620-01-104-2699
NSN 5975-01-448-6395
NSN 6150-00-215-4880
NSN 5999-01-201-0105
NSN 5960-00-072-5874
NSN 5935-01-601-9964
NSN 6650-01-574-0714
NSN 5915-01-168-6570