X-47C试验机是诺斯洛普·格拉曼设计的匿踪无人机。[1]该机继承了X-47A与X-47B的匿踪外型，并可携带4500公斤（10000磅）的有效载荷，远超过X-47A。[1]该机的预计建造日期为2018年，然而诺斯洛普·格拉曼仍在思考是否继续执行此计划，或是研发一种更先进的无人机系统。[1]
参考资料
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