Established as 301st Bombardment Wing, Very Heavy, on 15 October 1947
Organized on 5 November 1947
Discontinued on 1 August 1948.

Re-designated: 301st Bombardment Wing, Medium, and activated on 1 August 1948
301st Bombardment Group, Medium, assigned as subordinate unit
Group element inactivated 16 June 1952
Re-designated: 301st Air Refueling Wing, Heavy on 15 June 1964
Inactivated on: 30 November 1979
Activated on: 8 January 1988
Group element re-designated as 301st Operations Group, 29 August 1991
Re-designated: 301st Air Refueling Wing on 1 September 1991
Group element re-activated and assigned as group element
Inactivated on: 1 June 1992
Established as 301st Bombardment Wing, Very Heavy, on 15 October 1947
Organized on 5 November 1947
Discontinued on 1 August 1948.
Re-designated: 301st Bombardment Wing, Medium, and activated on 1 August 1948
301st Bombardment Group, Medium, assigned as subordinate unit
Group element inactivated 16 June 1952
Re-designated: 301st Air Refueling Wing, Heavy on 15 June 1964
Inactivated on: 30 November 1979
Activated on: 8 January 1988
Group element re-designated as 301st Operations Group, 29 August 1991
Re-designated: 301st Air Refueling Wing on 1 September 1991
Group element re-activated and assigned as group element
Inactivated on: 1 June 1992
301st Air Refueling Wing