Northrop Grumman Space Technology, Clearfield, Utah, was awarded a $140,173,508 contract modification which will design, fabricate and modify production of two complete test sets under the intercontinental ballistic missile re-entry field support equipment engineering, management and development program. At this time, $8,974,611 has been obligated. 526 ICBMSW/PKE, Hill Air Force Base, Utah, is the contracting activity. .