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 5950-01-025-0891
NSN 5905-01-069-4666
NSN 6610-00-374-1563
NSN 6220-01-379-8533
NSN 5960-01-319-6735
NSN 6150-01-634-0575
NSN 5925-00-156-0680
NSN 6650-01-223-9048
NSN 5945-00-503-9959
NSN 5920-01-211-4365
NSN 5998-01-616-9734
NSN 6130-01-253-5029