Lockheed Martin signed a $12.5 million, one-year subcontract with Northrop Grumman to refurbish re-entry vehicle arming and fuzing assemblies for the U.S. Air Forceโ€™s Minuteman 3 ICBMs, according to a Lockheed statement.

Lockheed Martin Space Systemsโ€™ King of Prussia, Pa., facility will replace components, refurbish and test the assemblies. Lockheed is the original equipment manufacturer for the arming and fuzing assembly.