Öz
Mankind has faced different problems since the day it existed, he worked according to the available methods in the asked problem. With the rapid development in science and technology, the complexity of the problems encountered has increased, and in parallel, many different decision-making methods that can be used in solving problems have emerged. Chemical, Biological, Radiological and Nuclear (CBRN) munitions pose a serious threat to National and International security today. On the other hand, , it can create asymmetric and psychological effects in military operation planning. The use of CBRN weapons, even on a small scale, causes loss of personnel, damage to vehicles and materials, thus reducing the effectiveness of the Armed Forces. In such threat environments, the supply of protective clothing is vital for the personnel to continue operating conditions In this study, the CBRN protective suit selection problem is discussed. For this purpose, literature review and focus group interviews were conducted. As important criteria to be considered when choosing protective clothing; 7 main criteria were determined as cost, washability, ergonomics, weight, liquid tightness, air permeability and delivery time. An exemplary application was made within the framework of the determined criteria. Within the scope of the application, 4 supplier companies were determined and the order of preference of these companies was established by using the Analytical Hierarchy Process and VIKOR methods, which are among the multi-criteria decision making (MCDM) methods. As a result of the analysis, the 3rd company was found as the best alternative and compromise solution.