Lead Screws for Aerospace & Defense Applications

Low vibration · extended environmental range · qualified lubricants · certified materials

Feinmess Suhl develops and manufactures customized solutions with a focus on low-vibration operation, stable performance across extended temperature ranges (–30 °C to +55 °C, optionally –50 °C to +65 °C or beyond), and high long-term reliability. Lubricants with aerospace and military approval are used, tailored to demanding operating conditions. Depending on the application, certified special materials are applied, including high-strength, difficult-to-machine steels with corresponding material certificates.

For a wide range of applications in aerospace and defense, Steinmeyer Feinmess Suhl has been providing customized solutions for decades. Customer-specific geometries, leads, and configurations are precisely tailored to the respective application – ensuring maximum functional reliability and repeatability.

Overview of aerospace & defense lead screw drives

Missile fin actuators in aerospace applications

For control surface actuators in aerospace applications, Feinmess Suhl offers high-performance lead screws with excellent precision and load capacity. The combination of a hardened stainless steel screw, minimal axial play, and a robust design ensures reliable operation under dynamic and demanding operating conditions.
Details

Actuators for Missiles in Anti-Tank Systems (ATGM)

For control surface actuators in anti-tank guided missiles, we develop robust lead screws designed for high dynamic loads. The combination of tempered alloy steel, precise design, and a durable construction ensures reliable and accurate trajectory control.
Details
Space and Unmanned Air Vehicles

For weight-optimized applications in space as well as solutions for unmanned air vehicles, we develop lead screws specifically designed for low weight and maximum reliability. The use of qualified materials, precise manufacturing, and optimized design ensures stable operation.
Details

Actuators for Control Surfaces in Torpedoes

For control surface actuators in torpedoes, we offer precise and corrosion-resistant lead screws specifically designed for operation under marine high-pressure conditions. The robust, sealed design ensures reliable and accurate trajectory control even under dynamic loads.
Details
Airborne Surveillance Systems in Drones / Helicopters

For airborne surveillance systems in drones and helicopters, we offer precise and compact lead screws with a backlash-free, self-compensating nut design. The combination of a hardened stainless steel screw, low-vibration operation, and application-optimized lubrication ensures reliable performance.
Details