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Eaton Vickers Relief Valve C-175-F-20



Vickers C-175-F-20 Hydraulic Relief Valve is a single-stage, panel-mounted pressure relief valve designed for hydraulic pressure control applications. Also identified as C175F20 and Vickers part number 631056, this valve is part of the Vickers 20 Series and is designed for applications requiring adjustable pressure relief or remote control of compatible hydraulic pressure-control systems.

The C-175-F-20 provides an adjustable pressure range of 1,500–3,000 psi (100–210 bar) and uses a handwheel with locknut for pressure adjustment. Its compact panel-mounted configuration makes it suitable for hydraulic systems where remote control of a ventable relief valve or pressure-control function is required.

STX Engineering Solutions supports oil & gas, drilling, offshore, and industrial customers in Kemaman, Terengganu, Malaysia with the sourcing and supply of Vickers hydraulic valves, replacement components, industrial equipment, and related maintenance products.

Key Features
Hydraulic Relief Valve – Designed to provide adjustable pressure relief and pressure-control functionality within compatible hydraulic systems.
Vickers 20 Series – The C-175-F-20 is part of the Vickers C-175 20 Series range of pressure-control valves.
Adjustable Pressure Range – Provides an adjustment range of 1,500–3,000 psi (100–210 bar).
Panel-Mounted Design – Designed for panel mounting and applications requiring convenient access to the valve's pressure adjustment.
Handwheel Adjustment – Uses a handwheel with locknut for manual pressure adjustment.
Compact Hydraulic Control – Suitable for small-capacity pressure relief or remote-control applications in compatible hydraulic systems.
Industrial Applications – Relevant to hydraulic machinery and equipment used in applications such as machine tools, marine/offshore equipment, presses, test equipment, turbine control, and other compatible industrial systems.
Technical Specifications
Specification Details
Brand Vickers by Danfoss
Model C-175-F-20 / C175F20
Part Number 631056
Valve Type Remote Control Relief Valve
Series C-175, 20 Series
Adjustment Range 1,500–3,000 psi / 100–210 bar
Adjustment Type Handwheel with locknut
Maximum Pressure 3,000 psi / 210 bar
Maximum Flow Rate 3.0 US gpm / 11.3 L/min
Mounting Panel Mount
Port Size 1/4 NPT
Fluid Compatibility Petroleum oils / compatible hydraulic oil
Stage Single stage
Body Material Cast iron
Seal Material Nitrile; configuration-dependent seal information should be verified
Working Temperature -20°C to 70°C
Remote Control Yes

Specifications should be verified against the exact valve configuration and equipment requirements before replacement or installation.

Oil & Gas, Offshore & Industrial Applications

The Vickers C-175-F-20 Relief Valve can be used in compatible hydraulic pressure-control systems across industrial and energy-sector applications. Its panel-mounted configuration and adjustable pressure range make it relevant to hydraulic machinery and equipment where controlled pressure relief or remote pressure control is required.

For oil & gas and offshore maintenance teams, correct valve identification is important when replacing existing hydraulic components. Customers should verify the model number, part number, pressure range, port configuration, mounting arrangement, fluid requirements, and equipment application before ordering.

For companies looking for a Vickers C-175-F-20 Relief Valve supplier in Kemaman, Terengganu, Malaysia, STX Engineering Solutions can assist with Vickers hydraulic valve sourcing, replacement components, and specialized industrial procurement.

Contact STX Engineering Solutions today with your Vickers valve model, part number, photographs, equipment details, or technical requirements to request a quotation for the correct product.

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