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 5905-00-376-5220
NSN 5910-01-209-6756
NSN 5910-01-227-1939
NSN 5915-00-236-8097
NSN 5930-01-583-4545
NSN 4140-01-257-2676
NSN 6150-00-644-0029
NSN 5905-01-359-3273
NSN 6240-00-698-5822
NSN 6240-01-129-7060
NSN 5835-01-015-4610
NSN 5855-01-145-8973