Subject
Procurement
3
Airplanes Air refueling
2
Airtankers (Military science) Costs
2
Airtankers (Military science) Design and construction
2
Airtankers (Military science) Maintenance and repair
2
Equipment
2
KC-10 (Tanker aircraft)
2
KC-135 (Tanker aircraft)
2
KC-46 (Tanker aircraft)
2
Airplanes Air refueling Evaluation
1
Airplanes, Military
1
Airtankers (Military science)
1
Operational readiness (Military science)
1
Transportation, Military Evaluation
1