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Aerospace spring manufacturers

As a leading aerospace spring manufacturer, our precision-engineered aerospace and aviation components are trusted across the globe. Explore how our expertise and advanced innovation support the next generation of aerospace engineering, delivering reliable performance in demanding flight and space environments.

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CUSTOM AEROSPACE SPRING SOLUTIONS

Aerospace spring manufacturing experts

From advanced aerospace engineering to modern aviation systems, Lesjöfors is a trusted supplier of springs and pressings for the global aerospace sector. With decades of specialized spring expertise, partners rely on us for components that perform in the toughest operating environments – in the air and beyond.

Whether you require stock parts or fully custom solutions, every component is engineered for precision, reliability, and long-term strength.

 

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Custom coil springs, wire forms, and pressings for aerospace applications

Lesjöfors delivers custom solutions designed specifically for aerospace applications. Our engineers work closely with clients from early design through final production, providing fast, knowledgeable support at every stage.

Known worldwide for technical innovation and consistent service levels, we develop components that meet exact performance requirements, from high vibration and fluctuating loads to corrosive or high-temperature environments.

With advanced materials, modern manufacturing technologies, and rigorous process control, we help customers accelerate development while maintaining the highest levels of accuracy and reliability.

Find the right spring solution

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Your trusted partner for aerospace and aviation applications

With decades of experience delivering high-quality spring and pressing solutions for performance-critical applications, Lesjöfors brings deep expertise to every aerospace and aviation project.

Our engineers understand the complex technical requirements that shape modern aerospace systems, including anti-spark performance, Electromagnetic Compatibility (EMC), Electromagnetic Interference (EMI) mitigation, and Magnetic Signature Reduction (MSR).

This technical capability, supported by a longstanding reputation for quality and reliability, makes Lesjöfors a trusted partner for components operating in the most challenging environments.

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Why choose Lesjöfors for high-performance aircraft springs?

  • Engineered for advanced performance

    Innovative engineering and tightly controlled manufacturing processes deliver reliable, advanced spring and pressing solutions for complex aircraft systems and demanding environments.

  • Durability proven in extreme conditions

    High-performance aerospace materials and specialist surface treatments deliver lasting stability against vibration, shifting loads, corrosion, and extreme temperatures.

  • Responsive support with trusted global expertise

    Fast, knowledgeable service backed by a longstanding reputation for innovation and reliability keeps essential aerospace programs moving efficiently and confidently.

Types of springs used in aerospace & aviation applications

  • Metallic coil spring, also called compression spring, on a transparent background, showcasing a shiny, helical structure.

    Compression springs

    • All types: Cylindrical, convex, conical, concave, variable pitch
    • Wire diameter: 0.03 mm to 80 mm
    • Features: Round, square, or rectangular wire profiles
    • Materials: Carbon steel, stainless steel, & alloys
    • Stock & custom options available
    Explore compression springs
  • Close-up of a shiny metal extension spring with loops at both ends, set against a transparent background.

    Extension (tension) springs

    • Designed for: Static, quasi-static, & dynamic loads

    • Wire diameter: 0.1 mm to 65 mm

    • Features: Hooks, loops, screw plugs, shackles, and custom ends

    • Materials: Carbon steel, stainless steel, & alloys

    • Stock & custom options available

    Explore extension springs
  • A shiny metal torsion spring with parallel ends is centered on a transparent background, showing its spiral design.

    Torsion springs

    • Designed for: Torque with rotating movement

    • Wire diameter: 0.1 mm to 65 mm

    • Features: Legs can be straight, bent, or custom‑formed

    • Materials: Carbon steel, stainless steel, & alloys

    • Stock & custom options available

    Explore torsion springs
  • A sleek, black, nitro spring tool with a textured handle and a pointed end, set against a plain white background.

    NitroSprings

    • Powered by: Compressed nitrogen for very high-force output
    • Stroke lengths: 6 - 900 mm
    • Features: Delivers exceptional force consistency and repeatability
    • Materials: Advanced nitro-spring technology, PED 2014/68/EU compliant
    • Suitable for: Heavy-duty industrial and tooling applications.
    Explore NitroSprings
  • A stainless steel wire-form clip with a curved, angular shape on a white background. It has hooks on either end.

    Wire forms

    • Types: Custom 2D/3D bent wire parts

    • Wire diameter: 0.1 mm to 25 mm

    • Features: Complex shapes, no standard ends

    • Materials: Carbon steel, stainless steel, & alloys

    Explore wire forms
  • A dark gray circlip with two small holes at its ends, shown on a transparent background.

    Circlips and lockings rings

    • Designed for: Controlled spring force for reliable retention

    • Material thickness: Up to 2 mm

    • Finishes: Heat treatment & surface finishes on request

    • Stock & custom options available

    Explore circlips and locking rings
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Market leaders in aerospace springs

Lesjöfors is recognised worldwide for engineering innovation and reliable delivery across the aerospace and aviation sectors. Drawing on decades of specialist spring expertise, we develop precision springs and pressings that push performance standards and support the industry’s most advanced technologies.

With certified quality and a proven global supply network, customers trust us to deliver components that perform where it matters most.

 

 

 

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Aerospace applications of Lesjöfors’ springs

Lesjöfors’ precision springs and pressings support a wide range of aerospace and aviation systems, engineered for consistent performance in high-load, high-vibration, and extreme-temperature environments.

  • Landing gear systems

    Springs designed for load management, shock absorption, and reliable operation during take-off, landing, and taxiing.

  • Actuation and control mechanisms

    Components supporting actuators, linkages, and motion-control systems that require accuracy under fluctuating forces.

  • Flight control surfaces

    Precision springs used in mechanisms for flaps, stabilisers, and other control surfaces requiring responsive, stable movement.

  • Aerospace electrical and communication assemblies

    Springs for connectors, antenna adjustments, and avionics interfaces, providing stable contact and vibration resistance.

  • Satellite-based communication systems

    Springs used in satellite antenna arrays and communication assemblies where reliability, stability, and thermal resistance are essential.

  • Cabin and interior systems

    Solutions for latches, seating mechanisms, overhead units, and other passenger-facing components requiring consistent, quiet operation.

  • Engine and propulsion-related assemblies

    Springs supporting auxiliary engine systems where high-temperature durability and long-term fatigue performance are critical.

  • Specialized aerospace and space-grade custom solutions

    Innovative, custom-engineered springs designed to meet exact aerospace requirements, from unique geometries to advanced materials and performance demands across flight and space applications.

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Internationally recognized quality standards

Lesjöfors springs are manufactured in accordance with major defense and aerospace standards. Our springs and stampings range from 0.01 mm to 80 mm+, providing solutions for every high-performance defense function.

  • ISO 9001
  • ISO 14001
  • ISO 45001
  • IATF 16949 (where applicable)
  • DIN and other international defense specifications

We meet or exceed the standards required by defense clients across the UK, Europe, and the US, with full traceability and documentation.

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Engineering excellence & world-class manufacturing

Our in-house engineering teams and modern facilities enable full control over the entire production process, from initial design to final inspection. We offer:

  • Advanced spring coiling, wire forming, pressing and stamping technologies
  • Material testing and certification
  • CNC machining and in-house tooling
  • Assembly and finishing
  • Rigorous quality assurance systems

 

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Highest quality materials

Aerospace and aviation components demand materials that can withstand extreme temperatures, constant vibration, and significant mechanical stress. Lesjöfors manufactures springs and pressings using proven, high-performance alloys selected for their strength, fatigue resistance, and stability in demanding flight environments.

From corrosion-resistant stainless steels and advanced nickel alloys to high-tensile carbon steels and specialist non-magnetic materials, every material is chosen to meet strict aerospace standards. This ensures consistent performance, long service life, and absolute reliability where precision is critical.

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Springs, wire forms and pressings

The future of aerospace & aviation

We don’t just make springs and pressings. We shape the future of aerospace technology. Investing in new materials and advanced production methods, we continue to develop innovative spring and pressing solutions that meet the changing needs of modern aviation systems.

 

 

Order your custom springs, wireforms and pressings today

Get in touch with our spring experts today. Whether you need design input, technical guidance, or a fast-turnaround solution, we’re here to deliver precision-engineered results you can rely on.

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LESJÖFORS IN DEFENSE

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