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 6610-00-633-4338
NSN 6650-01-055-6168
NSN 7035-00-408-8170
NSN 5895-01-398-0063
NSN 5915-01-009-1327
NSN 5920-01-225-0440
NSN 5910-01-633-9963
NSN 5905-00-901-7974
NSN 6685-01-372-3393
NSN 5960-00-190-0090
NSN 5935-01-391-6288
NSN 6620-01-617-3915