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 5945-01-152-1932
NSN 5985-01-481-9245
NSN 5945-00-296-1729
NSN 5910-01-314-8802
NSN 6150-01-054-1346
NSN 5920-00-336-9055
NSN 6610-01-348-5719
NSN 6145-01-197-1619
NSN 5965-01-335-6630
NSN 5910-01-152-8656
NSN 5999-01-155-4849
NSN 5998-01-273-0706