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 5990-00-613-2279
NSN 5915-00-107-4298
NSN 6620-01-038-7468
NSN 5935-00-978-6736
NSN 5915-01-300-0637
NSN 5960-01-520-4615
NSN 5998-01-634-0604
NSN 5910-01-357-9379
NSN 6105-00-120-0955
NSN 5975-01-254-9244
NSN 5945-01-031-6083
NSN 5925-00-525-4037