To describe an NIIN more thoroughly, how many digits does it consist of?

The National Item Identification Number (NIIN) is a critical part of the supply chain management process within the Navy and other military logistics systems. A NIIN consists of 9 digits, which is essential for the unique identification of items in military supply and inventory systems.

The first two digits of a NIIN are typically derived from the Federal Supply Classification (FSC) and the National Stock Number (NSN) system, while the following seven digits provide a unique identifier for the specific item. This structure ensures that each item is easily identifiable and retrievable within the vast network of military supplies.

Understanding the composition of a NIIN is key for anyone involved in the Repair Parts Petty Officer role, as it directly influences how they manage and order parts. The standardization allows for effective tracking and inventory management across different platforms and services within the Navy.