Vienna - The United Nations agency monitoring the nuclear pact between Iran and six world powers reported Thursday that it has found no violations of the deal meant to crimp Tehran’s ability to make atomic arms.

But touching on one potentially sensitive area, the International Atomic Energy Agency said in a review issued Thursday that Iran had begun manufacturing rotor tubes for centrifuges, the spinning machines used to enrich uranium. Iran is allowed to make the parts, but only under certain conditions.

For the 5,060 low-tech centrifuges now producing limited amounts of fuel-grade enriched uranium in Iran, Tehran must use spare parts stripped from old or idle machines. Parts for more advanced centrifuges would fall under even tighter regulations.

Depending on its enrichment level, uranium has a variety of nuclear uses ranging from reactor fuel to the fissile core of warheads.... Read More: VIN