Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.
1～15 item / All 49 items
Fluid fitting manufacturer
In metal processing, we accept small lots up to the finished product. Coupling products safely handle a larger flow rate.
One step ahead, high precision and high quality.
This is an introduction to the company profile of Yoshida Works, which manufactures air tools and fluid fittings (couplings).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
It can be started with just one standard motor and operated at the motor's maximum torque.
Our company offers "fluid couplings" that enable energy-saving startup with soft start. We have types with couplings, pulleys, flanges, and those that can be directly mounted on internal combustion engines, as well as large variable-speed fluid couplings that control the enclosed oil and can manage rotation speed and torque. Additionally, since power is transmitted through the enclosed oil, it absorbs shock loads and torsional vibrations during operation, significantly extending the lifespan of machines such as chains and belts, making it economical. 【Features】 ■ Soft start ■ Overload protection (torque limiter) ■ Absorbs shocks and vibrations *For more details, please download the PDF or feel free to contact us.
The air piping connection is a one-touch operation! It's an air coupling that simply requires pushing the plug into the socket! It can accommodate even small amounts.
The new machine "Micro Super Mini CEOO Type" features a fluid fitting that allows for one-touch operation by simply pushing a plug into the socket for air piping connection. Fluid flows from the socket side to the plug side. The socket has a built-in valve, making it suitable for a wide range of applications. The brass version is finished with nickel plating. We can accommodate everything from design to manufacturing, even for small quantities! 【Features】 ■ One-touch operation for piping connection ■ Valve structure ■ Nickel-plated finish ■ Single-direction open/close type *For more details, please refer to the catalog. Feel free to contact us with any inquiries.
Socket and plug with built-in valve! Fluid fittings that can be used for a wide range of applications. Compatible with oil-free treatment, electropolishing, passivation treatment, and more!
The new machine's "SUS Cup SUSP type" features built-in valves in the socket and plug, making it a coupling suitable for a wide range of applications. It is resistant to corrosion and suitable for environments with organic solvents, and both the main body and parts can be treated with oil-free processing, electrolytic polishing, and passivation. The main material used is SUS316. We can accommodate everything from design to manufacturing, even for small quantities! 【Features】 ■ Valve structure ■ Bi-directional opening and closing type ■ Ideal for semiconductors, chemical liquids, LCDs, and scientific applications ■ Compatible with semiconductor solvent solutions ■ Fluid can pass through either the socket or plug side *For more details, please refer to the catalog. Feel free to contact us with any inquiries.
