The squadron is can also supply specially trained aircrews for intelligence, surveillance and reconnaissance operations when called upon.

The squadron has pilots, navigators, flight engineers and loadmasters, life support, and administrative personnel assigned.

[citation needed] Prior to being federalized during the Korean War on 1 February 1951, the unit received Republic F-84C Thunderjets.

[citation needed] On 1 November 1952 the 142d Fighter-Interceptor Squadron was released from active duty and reorganized in the Delaware Air National Guard.

On 1 December 1952 the unit was redesignated the 142d Fighter-Bomber Squadron and reverted to a propeller-driven aircraft, the North American F-51H Mustang.

In July 1956 Major David F. McCallister (142d Fighter-Bomber Squadron Commander) set a fighter record by flying his F-86 Sabre 1,922 miles in three hours, 30 minutes, to win the Earl T. Ricks Memorial Trophy.

[citation needed] On 12 May 1971 the Group became the 142d Tactical Airlift Squadron and replaced its C-97s with Lockheed C-130A Hercules prop-jet cargo plane, and its gaining command transferred from MAC back to TAC.

A majority of the unit became part of the 1670th Tactical Airlift Group (Provisional) at Al Kharj Air Base, Saudi Arabia.

[citation needed] In September 1992, a group of personnel from the squadron participated in the Hurricane Andrew relief effort.