Which of the following documents shows the necessary maintenance for a specific piece of equipment?

The Maintenance Requirement Card (MRC) is the correct answer because it serves as a comprehensive guide that outlines the necessary maintenance procedures for specific pieces of equipment. Each MRC details the tasks required, the frequency of those tasks, and the tools and parts needed to perform the maintenance. This document is crucial for maintaining operational readiness and ensuring that equipment is serviced consistently and correctly according to established standards.

Maintenance Action Forms, Equipment Service Reports, and Operational Readiness Reports serve different purposes. For instance, Maintenance Action Forms are typically used to document repairs already performed or to initiate maintenance requests. Equipment Service Reports provide records of the service history and work performed on equipment but do not specify future maintenance requirements. Operational Readiness Reports focus on the overall status of equipment and readiness levels within a command rather than detailed maintenance requirements.