Dr. Philip M. Aronson, 54, an aerospace engineer who was a senior adviser-consultant with the Naval Surface Weapons Center, died of cancer Saturday at Holy Cross Hospital in Silver Spring.

He had worked for the Weapons Center since 1950, and was presented with the Navy's Meritorious Civilian Service Award in 1965. At the time of his death, he was a senior adviser-consultant on fluid mechanics and gas dynamics.

Dr. Aronson also was president of Applications Technology Inc., a company specializing in the development of instrumentation for pressure gages. He was a cofounder of the company.

Dr. Aronson was a native of Norwalk, Conn., and a resident of Silver Spring. He was a graduate of the University of Michigan where he was elected to Phi Beta Kappa. He earned a master's degree in physics at Michigan and a doctoral degree in mechanical engineering at the University of Maryland. He was a Navy veteran.

Survivors include his wife, the former Rita Bass of Silver Spring; two daughters, Lisa F. and Audrey L. Aronson, both of Silver Spring; his parents, Mr. and Mrs. William Aronson of Falls Church; a sister, Evelyn Horowitz of Detroit, and two brothers, Herbert L., of Washington, and Lloyd H., of Falls Church.