Rotary Unions for Defence & Military Systems
At Penlink, we specialize in designing and manufacturing rotary unions for defence that meet the rigorous demands of military and aerospace environments. Trusted in mission-critical applications—from radar systems and armored vehicles to naval platforms and unmanned systems—our rotary unions deliver the reliability, durability, and precision that defense operations require.
Engineered to perform under the harshest conditions, our solutions withstand high shock, vibration, extreme temperatures, and corrosive environments. Whether integrated into a rotating turret, surveillance mast, or missile launch system, Penlink rotary unions ensure uninterrupted transfer of fluid, power, and signal—even in the most challenging operational scenarios.
Rotary Unions for Defence
Versatility and Performance in Every Turn
Built for demanding environments, the 7000 Series Type 2 Swivel delivers unmatched reliability across a wide range of media. From water and steam to hot oil and chemicals, this swivel excels under diverse conditions, offering optimal performance for every application.
Efficient and Durable Dual-Port Swivel for Specialized Applications
The 700 Series Swivel is designed to handle demanding applications with reliability and precision. Its innovative dual-port configuration and durable materials make it an excellent choice for industries requiring smooth and efficient fluid transfer.
Reliable Solutions for Steam, Water, and Hot Oil
Engineered for versatile and demanding applications, the 200 Series Swivels provide exceptional performance and durability. Designed for steam, water, and hot oil, these swivels are available in sizes from 1/2″ (DN15) to 2″ (DN50), making them a versatile choice across industries.
Lightweight and Efficient Fluid Transfer Solutions
The 100 Series Rotary Unions are engineered to provide efficient and reliable performance in demanding industrial applications. Designed to handle pneumatic, vacuum, and hydraulic mediums, this series is the ideal choice for industries requiring precision fluid transfer with a focus on durability and efficiency.
Solutions for Air, Hydraulic, and Vacuum Applications
The 20 Series Rotary Joints are designed for air, hydraulic, and vacuum applications. They feature a port size range from 1/8″ (DN06) to 3/4″ (DN20), with 2 to 4 ports as standard. The self-supported design ensures durability, and the radial hose connections on the housing come as standard.
Axial and Radial Models for Versatile Media Transfer
The 10 Series Swivel is designed to deliver reliable performance across a wide range of industrial applications. Available in two main models—axial and radial—this product offers flexibility with sizes ranging from 1/8″ to 1″ and configurations supporting 2 to 12 passages.
Why Choose Our Rotary Unions for Defence Applications?
- MIL-SPEC Compliant Designs
Built to meet or exceed military standards for performance, durability, and interoperability. - Multi-Media Transfer
Supports hydraulic oil, coolant, air, fuel, and integrated signal/power via slip rings or fiber optic rotary joints. - Ruggedized Construction
Made from high-strength, corrosion-resistant materials for long-term field use. - Compact & Modular Configurations
Designed for space-constrained systems with customizable port layouts and mounting options. - Low Maintenance, Long Life
Engineered for extended service intervals and minimal downtime in mission-critical systems.
Get in Touch
We don’t just supply components—we deliver engineering confidence. Our team of experts works closely with offshore operators, shipbuilders, and OEMs to ensure every rotary union meets the highest standards of safety, reliability, and performance.
Looking for a rotary union that can handle your offshore demands? Contact us today to learn more or request a quote—either by filling out the form or by emailing us at info@penlink.se.