Company record
Hoosier Spring Co., Inc. designs and manufactures custom springs for a broad range of demanding applications. The company holds ISO 9001:2015, AS9100D, NADCAP certifications and is ITAR‑registered, underscoring its compliance with stringent quality and defense standards. Spring material options include beryllium copper, chrome‑silicon, chrome‑vanadium, phosphor bronze, Inconel®, Monel®, titanium, stainless steel and high‑temperature alloys. Product offerings span cold‑wound, compression, conical, barrel, cylindrical, garter, clock, extension, magazine, torsion and wire‑form springs. In addition to spring fabrication, Hoosier Spring provides wire forming, grinding, passivation, plating, CNC machining and liquid‑penetrant inspection. The firm supports both prototype development and production runs from low to high volume. Typical end‑uses cover fuel‑filtering systems, turbines, aircraft wheels and brakes, metering pumps, valves and mechanical seals. Served markets include aerospace, automotive, military, agricultural, commercial, marine and nuclear power sectors. Operations are driven by lean manufacturing principles and Kaizen/5S practices.
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