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 7035-00-834-2090
NSN 5915-01-140-3783
NSN 5835-00-794-7500
NSN 5935-00-043-4411
NSN 6650-01-032-1786
NSN 6145-01-410-7153
NSN 5935-00-156-6834
NSN 6650-01-193-3068
NSN 5895-00-162-8084
NSN 6135-01-655-1759
NSN 5965-01-369-4101
NSN 6645-00-126-0286