The US will sell logistics support and training for two C-17 Globemaster III aircraft along with associated equipment and parts to the United Arab Emirates (UAE).
The Defense Security Cooperation Agency notified Congress on 26 May about the proposed foreign military sale, estimated to be about $250m.
It will provide the UAE with the capability to transport equipment and troops in the region and support US and Nato airlift requirements in Afghanistan.
The sale will also include two AN/AAR-47 missile warning systems, four AN/ARC-210 (RT-1794C) HAVE QUICK II single channel ground and airborne radio systems and two AN/ALE-47 countermeasure dispensing sets.
Ferry support, communication and navigation equipment, spare parts, support and test equipment, publications, technical documentation and maintenance will also be provided.
Boeing will be the prime contractor for the sale.