The 337th Flight Test Squadron (337 FLTS) was most recently part of the 46th Test Wing and based at McClellan Air Force Base, a former United States Air Force base located in the North Highlands area of Sacramento County, in which US state?
McClellan Air Force Base McClellan Air Force Base (1935–2001) is a former United States Air Force base located in the North Highlands area of Sacramento County, 7 mi northeast of Sacramento, California.
337th Test and Evaluation Squadron The 337th Test and Evaluations Squadron is a squadron of the United States Air Force. It is a part of the 53d Test and Evaluation Group of the 53d Wing. Its primary task is to test and evaluate modifications on the B-1 bomber, as well as to train future aircrews to fly upgraded B-1s. The 337th is headquartered at Dyess AFB, Texas, though it operates out of a number of bases throughout the United States.