Civil-military integration of metrological support is important to metrological support of armament in future. On the basis of the analysis and discussion on the background and the requirement of civil–military integration in metrological support of armament, the basal resource and feasibility of building the metrological support system of civil–military integration for armament at the present stage were elaborated. The considerations and the suggestions of its deep development in the aspect of establishing the mechanism, strengthening the integration in metrological technical regulations, resource, scientific research，personnel training, etc. were proposed.