What must accompany an open purchase for repair materials?

When an open purchase for repair materials is initiated, it is essential to include a Job Control Number (JCN). The JCN serves as a crucial reference point within the Navy's maintenance management system. It links the repair work to specific jobs and projects, ensuring proper tracking of expenditures and resources assigned to a particular repair task. This alignment facilitates accurate accounting and accountability throughout the repair process.

Having a JCN is important for maintenance documentation and helps in the overall management of resources, ensuring that funds and materials are correctly allocated to the right repair actions. It also supports effective oversight, as it provides a systematic way to monitor the status and progress of various maintenance work being performed.