The Navy is seeking information from industry to support an externally mounted gun system demonstration on an MH-60S aircraft, according to a Federal Business Opportunities notice. "Currently, the MH-60S is configured for either search and rescue (SAR) or surface warfare (SUW) defensive air patrol due to the limitations imposed by crew served weapons being mounted in the cabin," the April 17 notice states . "Demand calls for the MH-60S to be capable of persistent SUW defensive air patrol while maintaining...