Kosaka GH-R4B-204 Screw Pump :-

Green Alfa Machinery supplies the Kosaka GH-R4B-204 screw pump for marine and industrial spare-parts requirements. Manufactured by Kosaka Laboratory Ltd. of Japan, this pump is identified by its model number and technical specifications on the equipment nameplate.

With a rated capacity of 18.7 m³/h and a discharge pressure of 2.8 MPa(g), the Kosaka GH-R4B-204 is a screw pump intended for fluid-handling applications that require dependable flow and pressure performance. Final suitability depends on the liquid being handled, operating conditions, and compatibility with the installed pumping system.

Technical Specifications

The nameplate identifies the pump as type GH-R4B-204, with a rated speed of 1800 rpm, a suction pressure of −0.05 MPa(g), and a mass of 475 kg. Its serial number is P3-37353-1, and the manufacturing date is April 2018.

Marine and Industrial Applications

Screw pumps are used in a variety of fluid-transfer and lubrication systems. Depending on the specific pump configuration, compatible liquid, and installation, potential applications include fuel oil transfer, lubricating oil circulation, machinery lubrication, and the transfer of selected industrial liquids. Kosaka’s published screw-pump product information describes applications in marine lubrication and liquid-transfer systems.

Before installation or replacement, buyers should confirm the exact model, connection dimensions, drive arrangement, liquid compatibility, and operating requirements against the original equipment documentation.

Reconditioned and Reusable Marine Spare Parts

Green Alfa Machinery supplies marine machinery spares, including reconditioned and reusable equipment, subject to availability and inspection status. We support ship repair companies, ship management companies, marine maintenance teams, and procurement departments sourcing replacement pump equipment.

Our supply network serves customers and port-related locations including Singapore, Dubai (Jebel Ali), Fujairah, Mumbai, Shanghai, Piraeus, Jeddah, and destinations worldwide.

Request a Quote

Looking for a Kosaka GH-R4B-204 screw pump for your vessel or industrial installation? Contact Green Alfa Machinery with your required quantity, delivery destination, and application details. Our team can assist with availability checks, technical identification, and quotation enquiries for your marine spare-parts requirements.