Quick Fluid Coupling - List of Manufacturers, Suppliers, Companies and Products

"SEMICON CUPLA", Compatible with Various Chemical Piping Applications - Ideal for the Semiconductor and Chemical Industries

Handles high-purity chemicals used in semiconductor manufacturing - Also suitable for biochemical and chemical plants

This catalog introduces the "Semicon CUPLA," a quick connect fluid coupling for semiconductor manufacturing equipment. The components include the "SP Type," which has undergone electrolytic polishing to enhance corrosion resistance, the "SCS Type," which uses fluororesin for valve seal material, and the "SCAL Type," which minimizes liquid leakage upon disconnection, among a wide range of product lineups. Please utilize this for product selection. [Contents] ■ Overview of CUPLA / Notice of Green Procurement ■ Glossary / How to Indicate Product Models ■ Semicon CUPLA SP Type (Standard Product) ■ Semicon CUPLA SCS Type (Standard Product) ■ Semicon CUPLA SCY Type (Standard Product) ■ Semicon CUPLA SP-GN Type (Semi-Standard Product) *For more details, please refer to the PDF document or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Ideal for Air Piping and Pneumatic Tool Connections in Factories - HI CUPLA Series

Designed for a wide range of applications – Over 100 variations available by body material, size, and mounting style

This catalog introduces the "HI CUPLA Series," quick connect fluid couplings for low-pressure and air piping applications handled by our company. The lineup includes the "HI CUPLA BL," which prevents unintentional disconnection after connection with a sleeve lock, and the "Nut CUPLA," which allows for easy and secure attachment of polyurethane hoses without the need for hose clamps. We offer a wide range of variations equipped with various functions. [Contents] ■ HI CUPLA BL ■ HI CUPLA for Braided Hose ■ Nut CUPLA ■ HI CUPLA Series ■ HI CUPLA for Manifold Piping ■ Large Diameter HI CUPLA Series For more details, please refer to the PDF document or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Compatible with High-Viscosity Fluids – TSP CUPLA with Ball Valve

Valve Operation Possible Even When Connected! The ball valve design ensures minimal pressure loss and enables high flow rates

The "TSP CUPLA" is a quick connect fluid coupling for gases and liquids. It features a compact design that integrates a socket and ball valve, known as "with ball valve," and a unique two-piece structure for "braided hose connection types" that eliminates the need for hose band tightening. Using them as a set is even more effective. [Features of the Ball Valve Type] - Approximately 30% reduction in total length compared to when a standard ball valve is attached to the TSP coupler. - The integrated structure eliminates the need to attach a ball valve to the coupler. - Coupler design accommodates flexible piping applications. - Equipped with a sleeve lock mechanism to prevent accidental disconnection when opening or closing the valve. For more details, please refer to the PDF document or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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

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.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Efficient Coupling Solutions for Mold Cooling Systems – Mold CUPLA Series

For the Molding Industry! Introducing our Hot Water CUPLA - designed to withstand temperatures up to 180°C - and Mold CUPLA that help reduce piping space in mold cooling systems.

MOLD CUPLA Series are quick connect couplings designed for the molding industry. Our lineup includes: - MOLD CUPLA, designed to streamline single mold changeovers. - HOT WATER CUPLA, designed to handle high-temperature water used in mold temperature control units. MULTI CUPLA Plate Type, which enables simultaneous connection/disconnection of multiple fluid lines, is also available. It improves mold change efficiency and prevents piping errors. Features of MOLD CUPLA: ■ Long sleeve design ■ Connect/disconnect with the plug embedded in the mold ■ Compact design with minimized outer diameter, suited for molds with narrow water ports ■ Short plug length for efficient mold storage ■ High-flow type available, delivering approximately twice the flow rate of general-purpose CUPLA For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Handles High Temperatures Up to 180°C for Molding – Hot Water CUPLA

Equipped with Safety Lock to Prevent Accidental Disconnection! Socket features double O-rings for enhanced sealing performance.

The HW Series is a quick connect fluid coupling designed for general-purpose temperature control piping applications. Equipped with a safety lock mechanism, it prevents accidental disconnection caused by vibration or impact after connection. It is nickel-plated for enhanced corrosion resistance, and features seal materials optimized for hot water applications. Features: ■ Built-in safety lock mechanism Prevents accidental disconnection due to vibration or impact ■ Nickel-plated wetted parts Improves corrosion resistance for long-term durability ■ Sealing materials suitable for hot water applications Double O-ring design on the socket enhances sealing performance For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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HSU CUPLA - For Harsh Environments Like Marine Development

Sleeve lock prevents accidental disconnection for enhanced safety! Corrosion resistant stainless steel body ensures durability.

HSU CUPLA is a quick connect coupling for high pressure applications, made of corrosion resistant stainless steel. The new design offers a more compact body and increased flow rate compared to our S210 CUPLA. It is equipped with a sleeve lock to prevent accidental disconnection. The seal material is hydrogenated nitrile rubber (HNBR), suitable for various fluids. Features: ■ High flow rate with compact design ■ Sleeve lock prevents accidental disconnection; easily locked by shifting the sleeve groove and stopper position ■ HNBR seal material supports various fluids For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Actively Used in Hydrogen Stations! Quick Connect Couplings for Fueling High Pressure Hydrogen, HHV CUPLA

Nitto Kohki supports FCV (fuel cell vehicles) through HHV CUPLA!

HHV CUPLA is a quick connect coupling for fueling high pressure hydrogen. It was chosen for the component of Toyota's new second-generation MIRAI, and also used in hydrogen stations all over Japan. For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Contributes to Building a Carbon-Neutral Society! CUPLA Series for Hydrogen

Introducing CUPLA for Hydrogen – Powering the Path to Carbon Neutrality

This catalog features quick connect couplings for hydrogen. It covers a wide range from low pressure models suitable for space saving and lightweight use, to high pressure models with a working pressure of 87.5 MPa, suitable for leak and pressure resistance testing. Featured products: 1. H2-CZL CUPLA (for low pressure) 2. H2-HSU CUPLA (for medium pressure) 3. Receptacle / Simplified nozzle (for high pressure), etc. *For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Directly mountable on the panel! "High Flow Coupler Flange Fixed Type"

Shorten work time during panel installation! Achieve improved cooling performance and installation efficiency!

The "High Flow Coupler with Flange Fixation" is a quick fluid connector with a flange that can be directly mounted to the equipment panel. Its large flow design enhances cooling efficiency while allowing for quick installation and maintenance on the panel. 【Features】 - Diamond-shaped flange design allows for installation in narrow spaces - Automatic opening and closing valves built into both the plug and socket - Quick connection and disconnection of cooling piping - Compact space-saving design (connection length reduced by up to 22% compared to our standard) *This product is a semi-standard item. For more details, please feel free to contact our sales representative.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Nitto Kohki Co., Ltd. Rapid Fluid Coupling "Coupler"

Quick fluid couplings 'couplers' that enable easy and speedy 'connection and disconnection' of fluid piping such as air, water, oil, and gas.

At Akatsuki Sangyo, we offer the Nitto Kohki rapid fluid coupling "Coupler," which allows for easy and speedy "connection and disconnection" of fluid piping such as air, water, oil, and gas. As a top global brand, it is utilized in a wide range of applications from general households to various industries. 【Product Lineup (Partial)】 ■ Standard Coupler Series - Low pressure (air) - Water/liquid - Oxygen/fuel gas - Low pressure (water/liquid) - Medium/low pressure - High pressure - Multiple piping (manual) - High purity chemicals ■ Semi-standard Coupler Series - Coupler safety mechanism - For water - For temperature control equipment ■ Coupler product accessories *For more details, please refer to the PDF materials or feel free to contact us. *The downloadable PDF material is a digest version. If you would like the complete version, please contact us.

Company：曙産業本社
Price：Other

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Up to 96% Less Fluid Dripping – ZEROSPILL CUPLA

Contributing to Reduced Cleanup Time from Fluid Drips! Our unique design minimizes air ingress and fluid leakage during pipe connection and disconnection.

ZERO SPILL CUPLA is a quick connect coupling for gases and liquids. Unique seal design reduces liquid spillage by about 96%, and air ingress by about 94% (compared to SP CUPLA Type A). New valve design offers smooth zero-friction movement. Push to connect design. A variety of body materials and sizes have been standardized to support a wide range of applications and situations Features - Improvement of work environment - Improved reliability - Improves workability - High versatility For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Fully Washable Coupler for Hygienic Applications – HYGIENIC CUPLA

Tool-Free Assembly and Disassembly! Connect and disconnect with smart, effortless operation

The "HYGIENIC CUPLA" is a quick connect fluid coupling of the easy-wash type. No tools are required, allowing all parts to be quickly disassembled, and with fewer components, cleaning is simple. The connection operation involves linking the plug and socket and applying the "safety lock," enabling a single operator to make the connection. Additionally, stainless steel equivalent to "SUS316L" is used for the parts in contact with the fluid. It is processed with buffing (#400) to prevent bacterial growth (electropolishing available), which suppresses material degradation with superior corrosion resistance. Features: ■ Simple connection ■ Safety lock function ■ Quick separation ■ Efficiency during maintenance ■ Easy full wash ■ Meets strict safety standards For more details, please refer to the PDF document or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Avoid Misconnections with Colorful Resin Couplers – CUBE CUPLA

Color-Coded Fittings for Easy Piping Identification! Compact coin-sized couplings, ideal for space-saving installations.

CUBE CUPLA is a quick connect coupling for air and water, featuring five body colors to prevent connection errors. Easily identify and connect lines with color-coded bodies, even when piping is hard to distinguish. Colors remain visible after connection. For tight installation spaces, we offer a convenient L-shaped plug option. Suitable for air piping in office equipment and in measurement and analytical instruments. Features: ■ Compact and lightweight resin body ■ Push-to-connect design ■ Easy disconnection with push button ■ Five color options to prevent misconnection ■ L-shaped plug available For more details, please refer to the PDF catalog or feel free to contact us.

Company：NITTO KOHKI CO., LTD.
Price：Other

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Up to 40% Increase in Flow Rate - "FULL BLOW CUPLA"

Experience low pressure loss and high flow with our advanced technology! During disconnection, residual pressure is released to prevent noise and recoil. *Video available

The FBH series is a quick connect fluid coupling for air lines. It features a built-in on-off valve that allows for valve operation while connected, and the sleeve stopper function enables locking in both open and closed valve states. Additionally, when the valve is closed, it purges (exhausts) the residual pressure on the plug side. Its unique valve mechanism reduces pressure loss and achieves a high flow rate. Features: ■ Smooth connection and disconnection ■ Built-in on-off valve ■ Sleeve stopper function ■ Residual pressure purge function ■ High flow rate and low pressure loss ■ Lightweight For more details, please refer to the PDF document or feel free to contact us.