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Kocsis hydraulics

Kocsis designs and manufactures hydraulic products for the most demanding industries in the world. Examples include hydraulic components for aircraft carriers, pressure vessels for blowout preventers, and hydraulic starters for barge applications.

We hold various quality and defense certifications including ISO-9001, ASME, ABS, DNV, ATEX, ITAR, and JCP. This ensures we meet the stringent standards of the defense, energy, marine, and mining industries. All Kocsis products are proudly made in America.

Standard Hydraulic Products

Silver cylindrical industrial component with a label, mounted on a white surface, displayed within an orange-bordered circular frame.

Hydraulic Starters

Several gray welding electrode containers of different heights are arranged upright in a group, each labeled, with an orange circular border around the image.

Piston Accumulators

A rectangular metal device with a circular top, a front panel featuring a keyhole and knob, and various small components attached, encircled by an orange ring.

Soft Engage Valves

Metal industrial valve with a spring mechanism on top, a cylindrical body, and a red circular button or indicator on the front, displayed against a white background with an orange circular border.

Control Valves

Metal automotive component with a black plastic lever and a red cap, mounted on two legs, shown inside an orange-bordered white circle.

Hand Pumps

Silver hydraulic control valve with multiple ports and fittings, including a red protective cap, displayed on a light surface within an orange circular border.

Recharging Pumps

A gray, cylindrical metal spacer with a hole through its center, shown at an angle inside an orange-bordered circle on a white background.

Filters

A compact, square-shaped blue and silver refrigerator with a cylindrical handle and a metallic component on top, set against a white background with an orange circular border.

Tanks & Reservoirs

Custom Hydraulic Products

Several gray cylindrical pipes with American flag stickers and metal clasps are lined up on a wooden pallet.

Piston Accumulators

Several black rectangular battery cells with red and silver terminals are arranged vertically inside a circular metal enclosure.

Hydraulic Cylinders

Three blue industrial hydraulic pumps with metallic components are placed on a plastic sheet atop a workbench in a workshop setting.

Hydraulic Starting Systems

A rectangular metal device with a circular top, a front panel featuring a keyhole and knob, and various small components attached, encircled by an orange ring.

Custom Valves

Two large, shiny metal cylindrical components with central holes are positioned side by side on a workshop floor, reflecting light, framed by an orange and white circular border.

Reverse Engineered Parts

Hydraulics Services

A white gear icon with two orbiting dots is centered on a blue circular gradient background, outlined by an orange ring.

Obsolete Parts Manufacturing

A blue circle icon with an orange border, featuring two white arrows pointing toward each other from the top and bottom, with three horizontal lines in the center.

Contract Pressure Testing

A white outline of a robotic arm with a claw is shown on a blue circular background, bordered by an orange and white ring.

Repair of Hydraulic and Mechanical Assemblies

Why We Do It Better

Four large cylindrical metal objects with cables attached at one end are lying on the floor in a row, likely part of industrial or scientific equipment.
Custom Engineered Solutions
Kocsis works with customers to develop custom hydraulic solutions for complex or obsolete systems where standard components are not an option. Our customers include the US Navy, energy OEMs, and barge pump packagers.
Red and white Bureau Veritas Certification badge with text ISO 9001:2015 BUREAU VERITAS Certification US011364 and the Bureau Veritas logo showing a figure with a torch and shield.
ISO-9001 Quality System
Kocsis is ISO-9001 certified for our hydraulic products. This ensures disciplined processes, product traceability, and rigorous testing of all our components. All Kocsis products are proudly made in the USA.
Close-up of precision-machined metal hydraulic components with circular flanges, bolt holes and polished finishes.
In-House Manufacturing

Kocsis and Caster Maintenance’s partnership eases communication for customers. Instead of managing multiple vendors, customers can consolidate their caster and hot strip maintenance needs with one source.

Let’s Build Something Great

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