MDA pins SM-3 Block IIA January flight test failure on device needed to ignite rocket

By Jason Sherman  
October 1, 2018 at 12:13 PM
A Standard Missile-3 Block IIA guided missile failed during a Jan. 31 intercept attempt because the third-stage rocket motor did not ignite during a key test of the Pentagon's newest ballistic missile interceptor, according to a Missile Defense Agency investigation. The findings have prompted the U.S. and Japanese governments to make plans to replace the offending component: a hybrid arm and fire device. On Oct. 1, MDA announced the findings of a failure review board into Flight Test Standard Missile-29...

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