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 6620-01-431-9176
NSN 7035-01-641-0248
NSN 5930-00-399-3237
NSN 5930-01-612-9702
NSN 5920-01-643-1979
NSN 5960-00-238-3830
NSN 6135-01-408-9244
NSN 5999-00-153-0917
NSN 5985-00-319-7565
NSN 5998-00-633-5169
NSN 5996-01-515-6895
NSN 5910-01-483-1096