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 5960-00-254-4271
NSN 5895-01-174-6296
NSN 5910-00-188-9085
NSN 5965-00-199-4456
NSN 5985-01-568-0819
NSN 5920-01-235-0704
NSN 5960-00-476-7964
NSN 5835-01-113-8731
NSN 6130-01-187-9001
NSN 6130-00-130-1156
NSN 7035-01-211-5636
NSN 5930-01-021-5304