Retired Air Force major general Frederick M. Hopkins Jr., 82, who served in Washington during World War II, died of a respiratory ailment Jan. 22 at the Cleveland (Ohio) Veterans Hospital.

Gen. Hopkins was assistant executive officer of the material division in the office of the chief of the Army Air Corps in 1940. He later became chief of the facilities section of that office.

He then became salvage officer at Army Air Force headquarters and the War Department representative on the facilities committee of the War Production Board. In May 1945 he was named chief of the resources division in the office for material and services at Army Air Force headquarters.

After the war he held a number of positions here and abroad, serving finally as deputy commanding genral of the Air Material Command, before he retired in 1951.

He had lived in the Cleveland area for the past 25 years.

Gen. Hopkins was born in New York City and earned a bachelor's degree in mechanical engineering at New York University. He enlisted in the Army as a private in 1917. He is survived by his wife, Henrietta M., of the home in Shaker Heights, Ohio; a son, Frederick M. Ill, of Brownsburg, Ind.; a daughter, Henrietta H. Jernigan, of Charleston, W. Va., seven grandchildren and one great grandchild.