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Belleville Washers

Associated Spring is a world leading manufacturer of custom-designed Belleville washers that solve problems involving limited space and high/non-linear loads. Through our expert engineering methods and state-of-the-art manufacturing processes, our Belleville washers are outstanding in the industries they serve.

We are also capable of designing and manufacturing innovative precision Belleville washers to meet the needs of your project, including custom features such as double-angles and various features on the outer or inner circumference like splines, slots, and tabs. 

Associated Spring’s Belleville washers are found in a wide range of applications, including:

  • Automatic Transmission clutch assemblies
  • Detents
  • Pre-loading fasteners
  • Circuit breakers
  • Pre-loading thrust bearing
  • Pre-load anti-backlash nuts
  • Mitigating tolerance issues in a stack-up

Our broad experience with stamping and flat spring design enables us to offer the exact custom Belleville washer to meet your application requirements.

  • Materials: carbon steel, stainless steel, CSi alloys
  • Material Thickness:   0.018” to greater than 0.100”
  • Outside Diameter:  Less than 1” to  greater than 11”
  • Force Range:  Ounces per inch to multiple tens of thousands of lbs. per inch, depending on the application

Associated Spring’s Belleville washers are produced for a broad range of industries, including:

  • Transportation/Automotive
  • Construction
  • Diesel Powertrain
  • Aerospace & Defense
  • Energy
  • Telecom/Electronics

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Custom Stampings

Associated Spring is a leading manufacturer of custom-designed metal stampings, capable of producing a wide variety of shapes.  Our metal stampings perform functions beyond that of a normal spring, including:

  • Conduct electricity
  • Act as a latch
  • Retain parts in position
  • Serve as a stop, hinge, connector, brace or fastener

With our extensive experience and engineering expertise, we can produce metal stampings from a range of materials:

Material Types:

  • Carbon steel (1010, 1045, 1050, 1065, 1070, 1074, 1095)
  • Stainless steel (301, 302, 17-7PH)
  • Chrome Silicon (9254)
  • Beryllium Copper

Material Thickness:  from 0.0023” to 0.156”

Material Width:  from 0.050” to 12.375”

For high volume parts, we utilize our extensive tool design capabilities to nest parts within a strip to minimize gross material content thus offering reduced pricing.

Associated Spring’s metal stampings are produced for a broad range of industries, including:

Our world-class production facilities are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced.

Learn more about our Custom Stampings

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Wave Washers

Associated Spring is a leading manufacturer of precision engineered wave washers (also called wave springs).  We utilize our extensive experience in metal stamping that enables us to produce the exact custom wave washer to meet your requirements.

For spring applications where a specified load together with limited deflection, vibratory energy absorption or tight space is required, our highly-skilled team can design, manufacture & test a solution in many materials & sizes to achieve the desired load.

Material Types:

  • Stainless steel (301, 302, 17-7PH)
  • Carbon steel (1074, 1095)
  • Chrome Vanadium (6150)
  • Beryllium Copper

Material Thickness Range:  from .004” to .190”

Diameter Ranges:

  • Inner – from .050” to 10.500”
  • Outer – from .050” to 11.000”

Associated Spring’s wave washers are produced in a broad range of industries, including:

  • Aerospace & Defense
  • Transportation/Automotive (Transmission Clutches)
  • Telecommunications
  • Electronics
  • Medical

Our world-class production facilities are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced.

Learn more about our Wave Washers.             

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AS9100 Certified Aerospace & Defense Precision Spring & Stamping Solutions

As a leading global producer of innovative precision springs & stampings, Associated Spring understands the standards & requirements necessary to supply critical, high quality components for Aerospace & Defense applications.  With our world-class manufacturing & engineering expertise, we produce a broad range of AS9100 certified products:

Our highly skilled team draws upon their deep knowledge of materials & applications to collaborate with customers and develop the optimal solution that meets or exceeds your specifications.

  • Material Types:  Titanium, Chrome Vanadium, Chrome Silicon, Beryllium Copper, Phosphor Bronze, MP-35N, Stainless Steel, Spring Steel, Inconel, Brass & a Full Range of Aircraft Alloys & Super Alloys
  • Material Shapes:  Round, Square, Rectangular, Stranded & Flat Strip

Associated Spring certifications & registrations include: AS9100 (Revision C), DFARS, DDTC, ITAR, NADCAP & EAR.

Learn more about our Aerospace & Defense Components.

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Retaining Rings & Snap Rings

Associated Spring has been recognized as an expert and leader in both the engineering and manufacture of custom internal and external retaining rings (also referred to as snap rings), which provide shoulders to locate or retain parts on shafts or in cylinders.  

As an alternative to threaded fasteners, our custom engineered retaining rings & snap rings offer advantages such as economic manufacturing, easy assembly, and accurate positioning while maximizing tolerance take-up.

With our engineering expertise and innovative manufacturing capabilities, Associated Spring can produce rings to meet your requirements, including:

  • Oblique configurations in the free-state to maximize ring concentricity in the groove at the installed position
  • Rings with axial waves for applications that require axial load in addition to the radial load at the installed position
  • Specialty cross sections (such as bevel and taper) to meet tolerance stack-up requirements and reduce assembly complexity.
  • End configurations and tabs to locate the ring within the assembly and prevent ring rotation in the application

Learn more about our Retaining Rings & Snap Rings.

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Four-Slide & Multi-Slide Stampings

Capabilities

We can manufacture complex four-slide, multi-slide stampings and wire forms to meet your specifications that optimize both performance & life-cycle costs:  

  • Material Grades: Carbon & Alloy Steel, Stainless Steel & Non Ferrous (Phosphor Bronze, Beryllium Copper)
  • Cross Sections:  Flat Strip, Round Wire, Rectangular/Shaped Wire
  • Size Ranges: Strip widths up to 2.5" & Diameter/thickness range .010" to .312"

Applications

Associated Spring's custom-designed four-slide, multi-slide stampings and wire forms are utilized in a wide range of applications, including: braces, brackets, connectors, cotter & retaining pins, fasteners, hangers, hinges, latches & spring clips.

This product line services the Transportation, Aerospace, Automotive, Medical, Industrial, Durable/Commercial Goods and Electronics markets.

The Associated Spring Difference

Our plants are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced.

Learn more about our Four-Slide & Multi-Slide Products.

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Almen Strips

Capabilities

Associated Spring has been a leader in the manufacture of Almen strips for decades.  We manufacture Almen strips in all three common sizes to meet your needs for type & certification requirements.  Our minimum quantity is 1,000 pieces.

  • Types: A, C & N
  • Certifications:  SAE J442, AMS-S-13165, AMS 2430 & AMS 2432

Applications

Our Almen strips are used in large & small industrial applications in the Aerospace, Automotive, Transportation, Industrial & Durable/Commercial Goods markets.

The Associated Spring Difference

Our plants are third-party certified to ISO9001 or TS16949 & ISO 14001 depending on the markets serviced.

Learn more about our Almen Strips. 

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Compression Springs

Capabilities

Produced in thousands of configurations for multiple applications, our custom engineered, precision compression springs are efficient and reliable, manufactured to exacting tolerances for both manual and automated assembly.

Applications

Our compression spring product line services the Transportation, Aerospace, Military, Medical, Industrial, Durable/Commercial Goods and Electronics markets.

The Associated Spring Difference

Associated Spring facilities are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced.

Learn more about our Compression Springs.

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Wire Forms

Capabilities

Our world class engineering and manufacturing capabilities include custom wire forms in a wide variety of clips, clamps and other static or dynamic applications.

Applications

We service every industry including Transportation, Aerospace/Defense, Medical, Automotive, Industrial, Military, Durable/Commercial Goods and Electronics markets.

The Associated Spring Difference

From skilled craftsmen hand fabricating low quantity orders, to modern 12 axis CNC wire forming/ coiling equipment, or high speed slide forming, Associated Spring has a vast array of manufacturing methods and is able to produce any order quantity using the most economical process available.

Learn more about our Wire Forms.

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Compressor Components

Capabilities

As a global leader in the design & manufacture of precision engineered flapper & reed valves for both automotive & industrial HVAC & refrigeration, our experience in patented product & process innovations provide a competitive advantage to our customers.

Applications

You will find Associated Spring precision reed valves and related components in automotive and industrial/residential air conditioners, air/gas compressors, refrigeration compressors, 2-cycle engines in motorcycles, marine and recreational vehicle applications, heat and vacuum pumps, ride control, and heavy truck braking compressors.

The Associated Spring Difference

With decades of experience, Associated Spring researches, designs and manufactures new products to meet the immediate and long-term needs of our customers.

Learn more about our Compressor Components.

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Spring Washers

Capabilities

Our in-depth expertise with metal stamping enables us to offer the exact custom spring washers to meet your application requirements. Belleville, Slotted, Curved, Wave, Finger & Disc spring washers are available in many materials & sizes.

Applications

Custom spring washers exert a thrust load and absorb vibration, reduce end play or apply pressure. The state of stress is primarily bending, and most of the general design considerations for flat springs apply. Spring washers are used in seals, bearings, motors and other rotating mechanisms, and are a popular option because of the need for compactness.

The Associated Spring Difference

Our broad experience with metal stamping enables us to offer the exact custom spring washer to meet your application requirements. Belleville, Slotted, Curved, Wave, Finger and Disc spring washers are available in many materials and sizes. Our plants are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced. 

Learn more about our Spring Washers.

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Flat Springs

Flat Springs

Capabilities

Associated Spring is here for your design assistance on Flat Springs, which may contain bends and complicated forms.  These springs are produced in a wide variety of shapes from a wide assortment of materials.

Applications

  • Retaining parts in place (Stops, Fasteners, Clips, Hangers, Latches, Braces, Clamps, Collars)
  • Electrical Contacts (Connectors, Fuse Holders, Brush Holders, Specialty Formed Bus Bars)
  • Energy Storing Devices (Spring Clips, Leaf Springs, Cantilever & Elliptical Springs, Simple Beams, Finger Springs, Detent Springs)

The Associated Spring Difference

Our plants are third-party certified to TS16949, ISO9001 and ISO 14001 depending on the markets serviced. 

Learn more about our Flat Springs.

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Torsion Torque Coils

Torsion Springs & Torque Coils

Capabilities

We design, engineer & manufacture custom torsion springs double torsion springs, torque coils and clutch springs from round, square or various shaped material cross sections.

Applications

Our torsion springs and torque coils are utilized on a multitude of applications such as:

  • Hinges
  • Counterbalance mechanisms
  • Lever returns
  • Ratchets
  • Machine components
  • Small electronic devices
  • Chair control units

The Associated Spring Difference

Associated Spring facilities are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced. 

Learn more about our Torsion Springs & Torque Coils.

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Extension Springs

Capabilities

Associated Spring develops custom helical extension springs to suit your needs, including a wide range of end hooks, full twist loops and other configurations. Prototypes are made to customer specifications.

Applications

Our products can be found in countless applications, across numerous industries including Automotive, Electronics, Medical device and Industrial hardware.

The Associated Spring Difference

Associated Spring facilities are third-party certified to AS9100, ISO9001 or TS16949 and ISO 14001 depending on the markets serviced. 

Learn more about our Extension Springs.

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Spring Pack Assemblies

Capabilities

As a global leader of innovative engineered spring & stamping solutions, Associated Spring’s custom-engineered Spring Pack Assemblies are designed & manufactured in a variety of sizes to suit your specific requirements for operating environment, durability & performance. 

Applications

Spring Pack Assemblies are typically utilized in automatic transmission clutches in the Automotive/Transportation & Diesel Powertrain industries.

The Associated Spring Difference

We are a full service supplier to the transmission market.  Utilizing our specialized spring making engineering expertise, our skilled workforce & innovative technologies, let us design & manufacture a spring pack assembly to suit your needs & provide you with a competitive edge in your market.

Learn more about our Spring Pack Assemblies.

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Special Order Products – Flat Spiral Springs

Capabilities

Our custom-designed flat spiral springs are produced in a wide variety of shapes from a wide assortment of materials that will suit your specific requirements for operating environment and life expectancy.

Applications

Flat Spiral Springs are utilized in the Automotive/Transportation, Aerospace & Defense, Medical, Industrial, Durable/Commercial Goods and Electronics markets in a variety of applications:

  • Rewind devices
  • Office equipment
  • Motors
  • Generators
  • Switchgear

Benefits

Through our Special Order Department, we can meet your need for fast design, quoting and production of custom orders by utilizing our specialized engineers and innovative technologies.

Learn more about our Flat Spiral Springs.