Final answer:
AFTO Form 244 is the document used as a permanent record of significant maintenance actions on equipment within the USAF, tracking the history and maintenance for informed decisions.
Step-by-step explanation:
The AFTO Form that acts as a permanent history of significant maintenance actions on equipment is AFTO Form 244. This form is used within the United States Air Force (USAF) to document and track preventative maintenance and any significant maintenance events throughout the service life of aerospace equipment and support equipment. It serves as a historical record, providing essential information to maintenance personnel for making informed decisions on the care and upkeep of the equipment.