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  6. Handles Pressure Fluctuations! HSP CUPLA: Quick Connect Couplings for Hydraulic Piping

Handles Pressure Fluctuations! HSP CUPLA: Quick Connect Couplings for Hydraulic Piping

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last updated:Jan 20, 2026

NITTO KOHKI CO., LTD.
NITTO KOHKI CO., LTD.
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Equipped with a highly impact-resistant valve material, making it suitable for die casting machines with pressure fluctuations!

HSP-DC CUPLA is a quick connect coupling for hydraulic piping, featuring full surface electroless nickel-phosphorus plating, which is insoluble in fire-resistant water glycol type hydraulic fluid. Available in five thread sizes: 1/4", 3/8", 1/2", 3/4", and 1". HSP CUPLA and this product are interchangeable in the same size. With its impact-resistant valve material, this product is suitable for die casting machine applications with large pressure fluctuations. Features: ■ Electroless nickel-phosphorus plating ■ Enhanced impact resistance ■ Wide range of thread sizes ■ Interchangeable with HSP CUPLA ■ Suitable for applications involving pressure fluctuations For more details, please refer to the PDF catalog or feel free to contact us.

    Pipe Fittings
HSP-DC.jpeg

Handles Pressure Fluctuations! HSP CUPLA: Quick Connect Couplings for Hydraulic Piping

HSP-DC.jpeg
HSP-DC.jpeg 2021-04-14_15h32_40.png 2021-04-14_15h34_06.png 2021-04-14_15h34_18.png 2021-04-14_15h34_28.png
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Specifications: - Body material: Special steel (electroless nickel-phosphorus plating) - Size (Thread): 1/4". 3/8". 1/2", 3/4 and 1" - Working pressure: 20.6 MPa {210 kgf/cm²} - Seal material (mark): Nitrile rubber (NBR) - Working temperature range: -20°C to +80°C For more details, please refer to the PDF catalog or feel free to contact us.

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[Applications] Adaptable to connections of hydraulic piping such as die-casting machines, various casting machines, electric furnaces, and molding presses. For more details, please refer to the PDF catalog or feel free to contact us.

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Hydraulic piping quick fluid coupling "HSP-DC Coupler"

Hydraulic piping quick fluid coupling "HSP-DC Coupler"

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NITTO

NITTO KOHKI CO., LTD.

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The NITTO KOHKI Group supports comfortable living and a prosperous future across a wide range of fields—from construction sites to the aerospace industry and global environmental maintenance projects. We respond to increasingly diverse needs with outstanding engineering that promotes efficiency and labor-saving. Our unique technologies are developed from the user’s perspective, creating convenient and innovative tools that serve as bridges to the next generation.

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