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 6685-00-437-3633
NSN 5910-01-431-9333
NSN 5930-00-215-0493
NSN 5930-01-472-2291
NSN 6135-00-231-7257
NSN 5960-01-171-6161
NSN 6150-01-207-0896
NSN 5965-00-481-5884
NSN 5985-00-443-2235
NSN 6110-00-845-0524
NSN 5998-01-442-4363
NSN 6685-01-233-1128