We are the leading World supplier of Springs and Fasteners and hold in stock a comprehensive range of Compression and Extension Springs, Washers, Pins and Rings, Gas Struts, Urethane Springs and more.

With more than 100 million precision parts, the SPEC division of Associated Spring has what you need in stock and ready for immediate shipment - usually within 24 hours. We are a single source for springs, stock and custom-made. We also have a custom spring design and manufacture service that will work with you through to the finished product.
our range of gas struts, mechanical struts & end fittings are available here ... 316 stainless steel extends the SPEC range We announce the launch of our new range the new range of ISO and JIS Die Springs

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Welcome to our website, now with CAD files! You can choose from over 70,000 parts including; Compression Springs, Extension Springs, Torsion Springs, Gas Struts, Mechanical Struts (m-Struts), End Fittings, Belleville Washers, Wave Spring Washers, Multiwave Compression Springs  and many more. All our products are designed and produced to the highest standards available. In addition to our stock items, we also provide a bespoke engineering service using innovative systems that combine catalogue components and custom products.

This website has a unique and invaluable selection tool - an innovative ‘slide and select’ feature that enables the customer to choose the parameters, dimensions, tolerances etc for a particular item. Our system will then automatically fine tune the product selection to one that most closely matches the specification and/or performance criteria required. Once the products are chosen, buying online is flexible, fast and secure.

We are confident this new web site will prove a reliable service that is very easy for any customer to use, whether a large scale professional engineer or small business, regardless of order size and however complex or precisely defined your requirements may be.

Round Wire Springs Round Wire Springs Compression, Extension, Torsion, Heavy Duty
Flat Springs Flat Springs Disc spring, Belleville, Wave, Multiwave
DIE Springs DIE Springs ISO 10243 & NAMMS
Other Spring Types Other Spring Types Urethane, Spring Pins, Constant Force, Circlips
Struts Struts Gas Struts - compression, traction, Mechanical Struts
End Fittings End Fittings Brackets, Ball Joint, Ball Stud, Clevis, Eyes