Final answer:
The DA Form 638 is used to recommend or request an award in the U.S. Army, detailing the individual's contributions for recognition by the awarding authority.
Step-by-step explanation:
The DA Form used to recommend or request an award within the United States Army is the DA Form 638. This form serves as the official means to submit a proposal for various military awards such as service medals, achievement medals, and commendation medals. The process includes providing details about the recommended individual, the specific award, and the justification for why the award is being recommended. To complete this form accurately, it is essential to follow the instructions, including describing the meritorious service or achievement, the period of service, and any other pertinent details that would support the award recommendation. The recommending party should provide a thorough and clear justification to ensure that the individual's contributions are appropriately recognized by the awarding authority.