Which document guides the implementation of the 3-M System in the Navy?

The document that guides the implementation of the 3-M System in the Navy is OPNAVINST 4790.1J. This instruction provides comprehensive policy and procedural information necessary for the effective management and execution of the 3-M System, which includes maintenance, management, and material systems within Navy operations. It establishes the framework that commands and personnel must follow to ensure that maintenance is performed efficiently and effectively, ensuring the readiness of Navy assets.

The significance of OPNAVINST 4790.1J lies in its detailed guidance that standardizes how maintenance is to be conducted across various platforms and activities, thereby promoting uniformity and compliance within the Navy. It is specifically updated to address current needs and practices, ensuring that all personnel are aligned with the latest standards and methodologies in maintenance and material management.