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Staff Pick Rda-a4030 By Kuriyama | Quick-acting Special Application Coupling | Part A | 4" Reducing Coupler X 3" Adapter | Aluminum Save 35% + Free Ship [YNRnQGOb]

$32.99 $105.99 -69%

RDA-A4030 by Kuriyama: Robust Quick-Acting Coupling Solution The RDA-A4030 by Kuriyama is a high-quality, quick-acting special application coupling designed for a wide range of industries. This coupling stands out for its exceptional strength, lightw

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Staff Pick Rda-a4030 By Kuriyama | Quick-acting Special Application Coupling | Part A | 4" Reducing Coupler X 3" Adapter | Aluminum Save 35% + Free Ship [YNRnQGOb]

RDA-A4030 by Kuriyama: Robust Quick-Acting Coupling Solution

The RDA-A4030 by Kuriyama is a high-quality, quick-acting special application coupling designed for a wide range of industries. This coupling stands out for its exceptional strength, lightweight design, and ease of use. With a 4" reducing coupler and a 3" adapter, it offers flexibility and compatibility with various systems. Its aluminum construction ensures durability and reliability, making it an ideal choice for demanding applications.

Key Features and Specifications

The RDA-A4030 is engineered with several key features that enhance its performance and usability. All sizes, except for 1/2", 5", and 8", comply with Mil-Spec A-A-59326 for interchangeability, ensuring compatibility with a wide range of components. The 5" size meets ASTM specs for interchangeability, further enhancing its versatility. Aluminum alloy is used for its high tensile strength, lightness, and rigidity, providing a robust and efficient solution. Additionally, the coupling features locking handles, safety clips, pull rings, and chains for secure connections and ease of handling.

Applications and Benefits

This coupling is designed for use in a variety of industries, including agriculture, chemicals/petroleum, construction, fracking, irrigation, and material handling. Its compatibility with Kuriyama hoses ensures seamless integration into existing systems. The RDA-A4030 offers numerous benefits, such as reduced wear on connecting parts due to brass handles and Buna-N gaskets, easy assembly with Tigerflex type hoses, and a locking feature using safety clips to prevent disconnection during use. Whether you're dealing with harsh industrial conditions or precision applications, this coupling is up to the task, providing a reliable and efficient solution for all your coupling needs.

What Our Customers Say

January 24, 2026

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January 24, 2026

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January 24, 2026

Absolutely no complaints!

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