Which document provides procedures for supply operations while afloat?

The document that provides procedures for supply operations while afloat is NAVSUP P 485. This publication outlines the logistics and supply management procedures specifically tailored for naval operations at sea. It serves as a critical resource for supply personnel, ensuring they have standardized procedures to follow, which enhances the efficiency and effectiveness of supply chain management in a maritime environment.

In particular, NAVSUP P 485 includes details on inventory control, supply requisitioning processes, and guidance on managing various types of material and equipment necessary for sustaining naval operations. By following the procedures in this document, supply personnel can ensure proper management of supplies, minimize delays, and support mission readiness while the ship is deployed.

Other documents mentioned may relate to supply chain management but do not specifically focus on afloat operations as NAVSUP P 485 does.