Ball Valves
HILCO Ball Valves are engineered to provide uninterrupted fluid transfer in industrial systems requiring dependable flow management.
Explore All Hilliard Products
For more than a century, The Hilliard Corporation has developed products that solve mechanical power transmission, motion control, fluid conditioning, and equipment reliability challenges across industrial and mobile equipment applications.
Industrial Products. Application Expertise.
From industrial braking systems and drivetrain technologies to filtration, separation, fluid analysis, and engine starting systems, Hilliard products are engineered to perform in demanding operating environments.
Serving OEMs, distributors, end users, and maintenance professionals worldwide, Hilliard solutions are utilized across power generation, oil and gas, mining, manufacturing, transportation, marine, mobile equipment, and critical infrastructure applications.
Categories
Butterfly Valves
HILCO 3-way and 6-way butterfly valves provide a practical alternative to traditional transfer valves in large diameter piping systems.
Same Side and Straight Through Valves
HILCO Same Side and Straight-Thru Valves are designed for duplex filtration systems, duplex shell and tube heat exchangers, duplex plate and frame heat exchangers, compressor lube oil systems,
Benefits
Technologies Designed to Address Mechanical Power and Fluid System Challenges
Whether controlling rotating equipment, transferring engine power, starting critical machinery, or maintaining fluid condition, industrial systems depend on products engineered for specific operating requirements. Hilliard technologies are applied where torque, contamination, moisture, degradation products, traction, and mechanical loads directly influence equipment performance.
Key Performance Advantages
Motion and Torque Management
Controls stopping, holding, positioning, tensioning, and deceleration functions in applications ranging from conveyors and cranes to winches and processing equipment.
Power Transfer Efficiency
Delivers controlled transmission of mechanical power through drivetrain systems, differentials, centrifugal clutches, and variable-speed technologies.
Fluid Condition Control
Removes particulate contamination, moisture, acids, oxidation byproducts, and liquid aerosols from critical industrial fluids and gas streams.
Equipment Protection
Helps protect compressors, turbines, generators, engines, gearboxes, pumps, hydraulic systems, and other high-value equipment.
Operational Reliability
Supports consistent performance across demanding duty cycles, changing operating conditions, and continuous-use environments.
Application-Driven Design
Engineered around specific equipment requirements, operating conditions, fluid characteristics, and system performance objectives.
Industries
Products Trusted Across Critical Industries
Hilliard products support a broad range of industries where motion control, filtration, drivetrain performance, and engineered reliability matter.
WHY HILLIARD
Why Companies Choose Hilliard Products
Engineering Built Around Real Applications
Products developed around industrial equipment requirements, mobile machinery layouts, fluid types, load profiles, and operating conditions.
Broad Technical Product Range
Braking, drivetrain, engine starting, filtration, separation, fluid treatment, and service capabilities from one manufacturer.
Manufacturing and Quality Control
In-house engineering, manufacturing, testing, and quality processes built to support consistent product performance.
Support Beyond the Product
Application expertise, technical support, repair services, and distributor support available throughout the product lifecycle.