The indefinite-delivery/indefinite-quantity contract covers a range of post-production air vehicle requirements directed by KC-46 operators and mandated by the Federal Aviation Administration, the Department of Defense said Monday.
Work will take place in Seattle through April 2029.
The Air Force will obligate $9.1M in fiscal 2018 research, development, test and evaluation funds for the first delivery order.
Boeing delivered the first two KC-46A tanker planes to the service branch in January.