Jackson Spring & Mfg. Company Inc.
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Tennessee Spring & Metal, LLC
🇺🇸 United States
196311-50 peopleManufacturer/DistributorEstablished brand
OEM manufacturer
Product customization
Industry association member
Key market
North America
Description
Tennessee Spring & Metal, LLC is a premier American manufacturer of industrial springs and wire forms, headquartered in Hartsville, Tennessee. Established in 1963, the company brings over 60 years of expertise to the fabricated metal products industry, operating from a 34,000 square foot manufacturing facility. They specialize in the production of high-quality, 100% traceable components, including compression, extension, torsion, specialty, die, and heavy-duty springs, as well as metal clips and complex wire forms.
As a contract manufacturer and distributor, the company serves a diverse range of sectors such as automotive, agricultural, medical, food-safe, and energy and power generation. Their technical capabilities accommodate wire sizes ranging from fine wire (.015”) to large wire (.625”), utilizing materials like high carbon steel, stainless steel, chrome silicon, Inconel®, and beryllium copper. Beyond standard spring coiling, their manufacturing processes include wire bending, high-speed looping, and FluidForming precision metal forming.
Tennessee Spring & Metal is committed to rigorous quality standards, holding AS9100 Rev D and ISO 9001:2015 certifications, and is an ITAR-registered facility. An in-house engineering team provides value engineering and optimization services to solve complex manufacturing challenges. To support full-scale production and prototype runs, the company offers extensive value-added services, including assembly, salt spray testing, and various coatings such as Teflon™, powder coating, galvanizing, and electrocoating. Serving hundreds of customers across North America, they emphasize American craftsmanship, competitive pricing, and reliable inventory management.
Wire Forms
Torsion Springs
Compression Springs
Torsion Springs
Extension Springs
Extension Springs
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Jonspring Company Inc.
🇺🇸 United States
198511-50 peopleManufacturerEstablished brand
OEM manufacturer
Product customization
Small batch production
Description
Jonspring Company Inc. is a premier manufacturer of custom precision springs and wire forms based in Springfield, Massachusetts. Established in 1985, the company operates from a state-of-the-art 21,000-square-foot facility equipped with over 25 CNC multi-axis spring coilers, torsion winders, and wire-forming machines. With over 30 years of industry experience, Jonspring specializes in a comprehensive range of products including compression, torsion, extension, and magazine springs, as well as battery contact springs, clutch springs, metal clips, brackets, and retainers. They work with diverse materials such as music wire, stainless steel, chrome silicon, and beryllium copper to serve the automotive, electronics, and medical device industries.
As an ISO 9001 certified manufacturer and a recognized Woman Business, Jonspring Company Inc. provides end-to-end solutions from spring engineering and rapid prototyping to heat treating, plating, and finishing. The company is committed to operational excellence and Lean Manufacturing principles, utilizing JIT and Kanban inventory systems to ensure efficient delivery. Their technical capabilities allow them to process various file types, from CAD specifications to sketches, facilitating a streamlined RFQ process for global partners. Jonspring is an active member of the New England Spring & Metalstamping Association (NESMA) and the Spring Manufacturers Institute (SMI).
Clips & Brackets
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Rings & Retainers
