What is da form 1687 used for?

DA Form 1687 is a United States Army form used for requesting and authorizing controlled items, equipment, and other resources. The form is also known as the Signature Card and provides authorization for an individual to commit Army resources for a specific purpose. This form must be signed by an individual who has been granted specific authority to do so, such as a commanding officer or designated representative. It provides a record of who is accountable for the equipment or resource being requested and ensures that necessary authorization is obtained before Army resources are committed. The DA Form 1687 is used throughout the Army to provide a clear and concise means of requesting and authorizing controlled items, equipment, and other resources in support of mission requirements.