search
Compression Springs Compression Springs

Enter your Outside Diameter and Free Length
Hint: For larger search results, enter a bigger range of Min and Max Inputs

Outside Diameter
to
Inside Diameter
to
Free Length
to
Wire Diameter
to
Total Coils
to
Rate
to
Material Type
Max. Load
to
Max. Deflection
to
Solid Height
to
*Required Field
Extension Springs Extension Springs

Enter your Outside Diameter and Length Inside Hook
Hint: For larger search results, enter a bigger range of Min and Max Inputs

Outside Diameter
to
Length Inside Hook
to
Wire Diameter
to
Max. Load
to
Max. Deflection
to
Initial Tension
to
Rate
to
Material Type
*Required Field
Torsion Springs Torsion Springs

Enter your Outside Diameter and Total Coils
Hint: For larger search results, enter a bigger range of Min and Max Inputs

Outside Diameter
to
Inside Diameter
to
Total Coils
to
Free Position
to
Wire Diameter
to
Body Length
to
Max. Torque
to
Max. Deflection
to
Rate
to
Leg Length
to
Material Type
*Required Field
Conical Springs Conical Springs

Enter you Small Outside Diameter, Large Outside Diameter and Free Length
Hint: For larger search results, enter a bigger range of Min and Max Inputs

Small Outside Diameter
to
Large Outside Diameter
to
Free Length
to
Rate
to
Total Coils
to
Solid Height
to
Wire Diameter
to
Material Type
*Required Field

Spring Creator X - Step by step how to use the tool

How to design with Spring Creator X

how to design a spring with spring creator xhow to design a spring with spring creator x

Designing custom springs used to involve a lot of tedious math, guesswork, and crossed fingers. We built Spring Creator X to change that. Think of it as your digital engineering partner, a tool that takes the heavy lifting out of complex physics and gives you an interactive, step-by-step sandbox to bring your ideas to life.

Whether you need to figure out if your spring will hold up under a specific load, find out exactly when it might fail, or just experiment with different dimensions in real-time, this calculator does it all instantly. Built on over 30 years of engineering expertise, Hooke’s Law, and advanced spring force formulas, you don't need to be a math wizard to get production-ready results. Let’s walk through exactly how it works so you can design with total confidence.

How your Dimensions Change Everything

Before jumping into the tool, it helps to understand the fundamental "tug-of-war" between a spring's physical dimensions and the force it generates. Keep these core rules in mind:

force chart compression springforce chart compression spring

To Get MORE Force (Make it Stiffer)

To Get LESS Force (Make it Softer)

Step-by-Step Walkthrough for Compression Springs

1. How to Design a Compression Spring

Step 1: Establish Your Criteria

For this step-by-step example, imagine your assembly requires a compression spring with these parameters:

Step 2: Set Dimensions & Adjust in the Calculator

Step 3: Verify & Fine-Tune

Navigating the 5 Feature Tabs

Once your basic dimensions are entered into the workspace, Spring Creator X splits your output parameters across 5 specialized, functional tabs:

Tab 1: Preview Springs & Specs (Your Design Hub)

Tab 2: Prices

Tab 3: Blueprint / Specsheet

Tab 4: Similar Springs in Stock

Tab 5: Custom Springs Designs

Frequently Asked Questions

What is a Spring Calculator?

A spring calculator is a specialized software tool designed to compute real-time mechanical specifications based on physical inputs. Through analyzing physical inputs like your wire diameter, outer diameter, and coil count, it streamlines the custom spring engineering process online. Instead of performing manual calculations, it utilizes Hooke's Law and proven force equations to instantly generate production-ready blueprints, performance limits, 3D interactive visuals, and downloadable CAD models.

How do I know what wire type to choose when designing a spring?

For most standard applications, Music Wire (ASTM A228) is the gold standard because it offers the highest tensile strength and fatigue life for the price. However, if your spring needs to operate in extreme heat or highly corrosive environments (like marine settings or chemical exposure), you should switch the material dropdown to Stainless Steel (302 or 316) or an exotic specialty alloy.

How do I make my spring stronger?

If your spring isn't pushing or pulling hard enough, pull one of three-dimensional levers: thicken your wire diameter, shrink your outer diameter, or reduce your total coils. Thickening the wire diameter is always the most effective way to exponentially increase your spring rate and overall load capacity.

How do I make my spring weaker?

If your spring is too rigid, reverse your dimensional parameters: thin out your wire diameter, expand your outer diameter to give the coils more flex leverage, or increase your total number of coils to spread the structural workload across more loops of steel.

How do I know what kind of spring I need?

It is determined entirely by the direction of your mechanism's motion:

How do I increase my maximum safe travel/deflection?

If your spring takes a permanent set (bends permanently) or breaks before reaching its destination, you must reduce structural stress by giving the steel more room to flex. You can safely increase maximum travel limits by adding more total coils or increasing the outer diameter.

How do I increase my maximum safe load?

To increase the absolute maximum weight a spring can handle without collapsing or fatiguing, you must increase its physical mass. Upgrading to a thicker wire diameter is the most direct path. You can also transition to a higher tensile material grade or slightly reduce the outer diameter to make the frame more rigid.

How do total coils affect the free position on a torsion spring?

On a torsion spring, the total number of coils dictates the exact resting angle of the legs. Because the wire continuously wraps around the body, adding or subtracting a fraction of a turn (such as a quarter or half turn) changes where the legs point. If your design requires legs to sit at a strict 90∘ or 180∘ orientation at rest, adjust the total coil count incrementally until the leg geometry aligns perfectly.

What to Remember

Put Your Project in the Hands of the Masters

If you are handling critical tolerances, extreme fatigue cycles, or high-stakes industrial applications, you don't have to figure it out alone. Contact our expert engineering team today. Our technicians will review your calculations, optimize your design for maximum fatigue life, and deploy our advanced manufacturing facility to deliver your custom build with flawless precision.

Introducing Spring Creator X

The World’s Most Powerful Spring Calculator

The next evolution in spring design. Generate springs in real time, fine-tune critical dimensions, and explore a completely redesigned engineering experience.

Created by Alfonso Jaramillo Jr - President Acxess Spring

Over 40 Years of Experience in Spring Engineering and Manufacturing