Posts By: James Spring

Custom Compression Springs: A Popular Choice for Sporting Equipment


Our custom compression springs can be used to provide resistance for strength conditioning and muscle development in fitness equipment. We can manufacturing springs with light, medium or high compression to provide a range of resistance levels. Light compression springs provide up to 20lbs of resistance and are useful in sporting goods equipment for beginners or… Read more »

What Size Torsion Spring Do I Need for My Garage Door?

Garage Door

For most people, opening or closing their garage door is a matter of lifting the door or, even better, pressing a button. Asking yourself, “What size torsion spring do I need?” to open the door is the last thing on your mind. In fact, most will only likely see the garage door as a contraption… Read more »

Helpful Guide to Measuring Compression Springs

Various Compression Springs

In order for a compression spring application to perform properly in a device, it must meet an expected force at a particular height. The importance cannot be understated—measuring compression springs are a design function necessary to meet a device’s application requirements. That device could be a retractable pen, an automobile’s suspension, a mining or oilfield… Read more »

Custom Mil-Spec Springs

army helicopter

James Spring & Wire is an ITAR and FDA registered custom spring manufacturer with experience manufacturing mil-spec springs that meet all military specification requirements for use in aerospace, military and defense applications.

5 Facts You Might Not Know About Springs


A spring is an elastic device or component that is manufactured by a spring company for numerous industrial applications. Most have a helical or coil shape with many design functions, depending on the application, to maintain a force between objects or contacting surfaces, or to exert or absorb a shock. Springs store and release mechanical… Read more »

When to Utilize Custom Spring Grinding

Spring Grinding

Spring grinding is a common industrial process that shapes the end coils of springs flat and square for certain applications. In general, due to their coiled ends, the overwhelming majority of spring grinding processes are performed on compression springs. The coil ends of the spring may have to be squared for a spring to mate… Read more »

8 Interesting Wire Spring Applications

Wire Spring

Wire springs are an indispensable material used in a variety of applications and components. In fact, wire springs are used in just about every industry. Not only are springs found in countless products we use on a daily basis, but they are found in the machines that make the products. Some wire spring applications may… Read more »

Why You Should Be Using Custom Extension Springs

Helical Spring

Custom extension springs are an integral component in numerous products and applications for many devices, machinery, and consumer goods. Benefits of custom extension springs guarantee that, at a minimum, the right material, finish, and configuration is used in its manufacture. More importantly, when designed to specification, custom extension springs ensure that the necessary work requirements… Read more »

A Guide to Air Filter Clips & Fasteners


In industrial, commercial and residential environments, air filtration systems process air through air filters to improve air quality by removing particulates and impurities from the air. The filtration system, it could be argued, is only as efficient as the air filter itself. The air filter, in turn, is only as efficient as the spring, clip,… Read more »