Clover Products

Clover Industries, Inc., a division of The Oilgear Company, is a quality driven, customer focused, engineered products company.  Our specialty is complex hydraulic cylinders, accumulators and intensifiers, and we believe nobody designs and manufactures them better.  We take pride in the work that goes into every product we produce.

Click here to view our Clover Custom Cylinder Solutions for Land-Based Drilling Rigs Brochure.

Engineering Strengths

Our highly skilled engineering team runs detailed engineering calculations and finite element analysis on all new designs.  Customer approval drawings and design reviews involving engineering, quality and manufacturing are a part of each job to ensure we meet customer needs. 

Manufacturing Strengths

Clover Industries designs, manufactures and tests product in Milwaukee, WI.  Our manufacturing capabilities include state-of-the-art CNC and multiple-axis high-speed machining centers, manual and automated welding equipment, multiple medium and large CNC lathes and heavy duty material handling capabilities (up to 20 tons). Our testing capabilities allow us to test cylinders up to 30 inches in diameter with extended lengths up to 64 feet and pressures up to 20,000 psi.

Serving a variety of industries including but not limited to:

• oil and gas 
• military  
• construction
• civil
• marine
• mining
• industrial 


Clover Industries has an ISO Quality System pursuant to ISO 9001:2008 which includes a robust non-conforming product and corrective action system. 

• Design flexibility and certification
• Certified welders and welding process
• Material traceability program

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About Clover Industries

Clover Industries is a highly capable designer and manufacturer of quality hydraulic cylinders and integrated cylinder systems. We are a growing company which applies the highest technology, and we pride ourselves on being responsive to customer needs.

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Clover Industries is all about adding value as a single sourcing and broad-based manufacturer. Our team of highly qualified, accessible, engineers and designers can work from fully detailed prints supplied by the customer, or from scratch with minimal specifications and conceptual guidance.