Underway Replenishment Products
Mission-critical UNREP and RAS systems for reliable refueling and replenishment across U.S. and allied naval fleets.
Hydrasearch Underway Replenishment (UNREP) & Refueling at Sea (RAS) Products
“Underway Replenishment & Refueling at Sea Systems”
For over six decades, Hydrasearch has been a trusted partner to naval forces around the world, supplying mission-critical Underway Replenishment (UNREP) and Refueling at Sea (RAS) equipment. Since the early 1960s, this product line has remained a cornerstone of our business supporting global fleet operations with equipment designed for absolute reliability in the most demanding maritime environments.
Our comprehensive range of UNREP and RAS products supports fueling, solid cargo, and vertical replenishment operations. Each component is engineered for precision, durability, and seamless interoperability with U.S. Navy systems, ensuring compatibility and performance across allied fleets.
Most Hydrasearch UNREP and RAS products are manufactured to meet U.S. Military Specifications and Navy Drawings, while others are built to the same rigorous standards and quality controls required for naval operations. This approach ensures dependable performance, consistency, and full compatibility within U.S. and allied replenishment systems.
With decades of field experience and AS9100D-certified manufacturing, Hydrasearch continues to lead in the design and production of refueling and replenishment solutions that keep fleets mission-ready and connected anywhere in the world.”


























