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Ohio Crankshaft

Close-up of large metal crankshaft.

Ohio Crankshaft Company (OCCO), a subsidiary of ParkOhio, is a world-class provider of precision-engineered, long-length crankshafts and precision-machined components. With over a century of industrial expertise, OCCO harnesses advanced manufacturing techniques to produce high-quality, high-volume parts, creating cost savings and improved quality for its clientele. 

OCCO was founded in 1920 and is headquartered in Cleveland, Ohio. The company began its journey focusing on crankshafts and has since diversified its capabilities to include Induction Hardening, Deep Hole Drilling, and Milling services, servicing a multitude of industries. 

OCCO is driven by a commitment to deliver the highest quality products and services. The company's quality management systems meet international standards, ensuring the consistent delivery of products that meet both customer expectations and regulatory requirements. 

Through a relentless focus on innovation, efficiency, and quality, OCCO has established itself as a trusted partner in numerous sectors, including automotive, locomotive, marine, military, and more. The company's track record of excellence in service and technical innovation continues to affirm its reputation as an industry leader.

Product Snapshot

OCCO offers a comprehensive range of meticulously engineered products including Crankshafts, Camshafts, and a variety of Parts and Components. These offerings serve a wide range of industries such as railroad, marine, military, and more. 

Specializing in the supply of raw or fully machined crankshafts and camshafts, OCCO brings precision and excellence to every product. The company is dedicated to providing custom solutions that align perfectly with the unique needs and objectives of its customers. OCCO's capabilities allow for production on a quarterly, semi-annual, or annual basis, with the additional benefit of keeping parts in inventory at no extra cost to the customer. This just-in-time delivery model ensures customer needs are met efficiently, saving both time and resources. 

OCCO prides itself on its unwavering commitment to quality. All its production lines are outfitted with state-of-the-art technologies and their quality management systems are internationally accredited. The skilled OCCO team collaborates closely with customers, guaranteeing that every product delivered aligns precisely with their specifications.




Parts & Componets



Heat Treatment

Non-Destructive Test (NDT)

Magnetic Particle Inspection (Mag)

Two workers in hardhats walk across a factory floor

Ohio Crankshaft Careers

OCCO is ardently seeking competent and gifted individuals to enrich their multifaceted and distinguished team.

Contact Ohio Crankshaft

Ohio Crankshaft
3800 Harvard Ave
Cleveland, OH 44105
Phone: (216) 341-2300