Winamac Coil Spring, Inc.
Similar suppliers you may like
Wolverine Coil Spring
🇺🇸 United States
194651-100 peopleManufacturer/Service CompanyEstablished brand
OEM manufacturer
Product customization
Industry association member
Shipments
98
Key customer
SUPPLY CHAIN MANAGEMENT INDUSTRIAL
Key market
🇲🇽 Mexico
Description
Wolverine Coil Spring, a third-generation family-owned company founded in 1946, is a leading US-based manufacturer and service provider specializing in precision metal formed products. Located in Grand Rapids, Michigan, the company employs between 51 and 100 people and generates annual revenues ranging from $10 million to $24.9 million. Wolverine Coil Spring is a contract manufacturer and component supplier, offering a comprehensive range of products including compression, extension, and torsion springs, wire forms, metal stampings, clips, pins, rods, fourslide components, washers, and various assemblies. They provide extensive services such as design engineering, rapid prototyping, tooling, quality systems, packaging solutions (including custom Tape and Reel), and inventory management with global shipping capabilities. The company holds IATF 16949 and ISO 9001 certifications, underscoring its commitment to quality. Wolverine Coil Spring serves diverse industries including automotive, appliance, medical, furniture, construction, and consumer products, emphasizing its "American Made" manufacturing solutions for both regional and global markets.
Torsion Springs
Extension Springs
Compression Springs
Pepka Spring Company, Inc.
🇺🇸 United States
19465-10 peopleManufacturer/WholesalerEstablished brand
Product customization
Small batch production
ODM manufacturer
Shipments
24
Key customer
SIEMENS
Description
Pepka Spring Company, Inc. is a veteran-owned manufacturer and wholesaler of precision springs based in Kokomo, Indiana. Founded in 1946, the company has established a long-standing reputation for quality and consistency, serving diverse industries including aerospace, medical, machinery, and commercial hardware. As an ISO 9001 certified business, they maintain rigorous quality control and traceability throughout the production process, utilizing in-house computer programs for spring design and inspection.
The company specializes in the production of compression, extension, and torsion springs, as well as wire forms and cable springs. Their manufacturing capabilities feature CNC coilers and CNC formers capable of handling wire sizes up to .225 inches, with specialized equipment optimized for large-quantity torsion spring orders with wire sizes under .080 (2mm). Pepka Spring works with a wide range of high-grade materials, including music wire, stainless steel (302, 316, 17-7 ph), chrome silicon, chrome vanadium, Inconel 600, and phosphorous bronze.
Beyond standard manufacturing, the company provides expert design assistance to help clients optimize spring performance, durability, and cost-effectiveness. Whether handling small custom orders or large-scale production runs, they focus on delivering reliable components such as durable hooks for extension springs and consistent performance for compression springs. With a dedicated team of approximately 10 employees, Pepka Spring Company, Inc. continues to support the global supply chain with high-quality fabricated metal products.
