0

10

20

30

40

50

60

IRAN’S NUCLEAR BREAKOUT TIMEThe amount of time required to produce enough weapons-grade

uranium for one nuclear weapon—BREAKOUT time—depends on:

FEEDSTOCK being enriched TYPE of centrifuges used NUMBER of centrifuges UF6 feed gas PRESSURES UF6 tails ASSAYS NUMBER AND TYPES

OF CENTRIFUGES

1,000 IR-2m

6,500 IR-1

9,000 IR-1

18,000 IR-1

49 WKS

±5 WKS

43 WKS

±5 WKS

30 WKS±4 WKS

14 WKS

±2 WKS

±2 WKS

±2 WKS

±1 WKS

±2 WKS

16 WKS

12 WKS

9 WKS

5 WKS

NATURAL URANIUM HEXAFLUORIDE (UF6) 3.5% ENRICHED UF6

WEE

KS

SOURCE: Olli Heinonen, “Iran's Nuclear Breakout Time: A Fact Sheet,” PolicyWatch 2394, March 28, 2015, The Washington Institute for Near East Policy 30 years strong

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GTON IN

STITUTE FOR NEAR EAST POLICY