Unless transmittal by message is warranted (see par.), cancellation requests for. It NAVSUP P Volume IAfloat Supply INTRODUCTION to Volume IAFLOAT SUPPLY PURPOSE Afloat Supply Procedures establishes policies for the operation and management of afloat supply departments and shore based units of the fleet operating forces operating under afloat procedures Contact. requisition They are mandatory unless stated as being optional. NAVSUP Pub(P) – Consolidated Hazardous Material Reutilization and NAVS