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 5920-01-441-2481
NSN 5895-01-196-5625
NSN 5990-00-481-0787
NSN 5910-01-032-4412
NSN 5935-00-465-2252
NSN 6110-00-840-6560
NSN 5895-01-288-9007
NSN 5990-00-543-2755
NSN 5930-01-091-2256
NSN 5915-00-947-0853
NSN 5935-01-092-1108
NSN 5855-01-657-7657