This study aimed to pathologies the sports equipment purchase process in schools and model presentation. The present research was applied in term of purpose and descriptive-survey nature. The statistical population of this research was all physical education teachers of Tehran city. The sample was selected by Cochran formula and the number of samples was 280. A researcher-made questionnaire was used to collect data. The formal validity of the researcher-made questionnaire was confirmed by 12 experts. The reliability was calculated using Cronbach’s alpha. After analysing data, a model is presented. Results show that in each step of purchase process of Tehran schools, there are obstacles that hinder the physical education class. Periodical specification, lack of governmental supervision, not comparing suppliers, giving more attention to usable equipment, lack of governmental budget and evaluation errors were the most important obstacles in each step. By ranking the obstacles of purchase process steps; Specification was the most important one and this step needs paying more attention in purchase process of schools.