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Easy To Use Rda-ss6040 By Kuriyama | Quick-acting Special Application Coupling | 6" Reducing Coupler X 4" Adapter | 316 Stainless Steel Save Big: 70% Off [cxQstCy6]

$64.99 $207.99 -69%

RDA-SS6040 Kuriyama Quick-Acting Special Application CouplingThe RDA-SS6040 by Kuriyama is a premium quick-acting special application coupling designed for heavy-duty applications. This 6" reducing coupler paired with a 4" adapter is engineered to pr

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Easy To Use Rda-ss6040 By Kuriyama | Quick-acting Special Application Coupling | 6" Reducing Coupler X 4" Adapter | 316 Stainless Steel Save Big: 70% Off [cxQstCy6]

RDA-SS6040 Kuriyama Quick-Acting Special Application Coupling

The RDA-SS6040 by Kuriyama is a premium quick-acting special application coupling designed for heavy-duty applications. This 6" reducing coupler paired with a 4" adapter is engineered to provide robust performance and durability. Crafted from high-quality 316 stainless steel, this coupling stands up to the toughest environments, making it an ideal choice for a wide range of industries.
  • Interchangeability: The RDA-SS6040 meets Mil-Spec A-A-59326 for interchangeability, ensuring compatibility with various systems and components.
  • Stainless Steel Construction: Made from 316 stainless steel alloy, this coupling is resistant to corrosion and offers exceptional strength and longevity.

Product Specifications and Features

The RDA-SS6040 is built with precision and reliability in mind. It features a locking mechanism using safety clips to prevent accidental disconnection, making it safe for use in high-risk environments. Each melt of stainless steel alloy is analyzed for its chemical composition, ensuring consistent quality and performance. The product also comes with a composition test certificate upon request, providing transparency and peace of mind.
  • Military-Grade Specifications: Sizes larger than 1/2" comply with Mil-Spec A-A-59326, ensuring a reliable connection in critical applications.
  • ASTM Compliance: The 5" size meets ASTM specifications for interchangeability, further enhancing its versatility.

Applications and Benefits

The RDA-SS6040 is a versatile coupling suitable for a variety of industries, including agriculture, chemicals/petroleum, construction, and material handling. Its robust design makes it ideal for use with Kuriyama hoses, ensuring a secure and reliable connection in demanding conditions. Whether you're dealing with irrigation systems, fracking operations, or heavy-duty material handling, this coupling is up to the task.
  • Industries: Agriculture, Chemicals/Petroleum, Construction, Fracking, Irrigation, Material Handling.
  • Longevity: The durable 316 stainless steel construction ensures that the RDA-SS6040 will withstand the rigors of daily use, providing a long-lasting solution for your coupling needs.

What Our Customers Say

January 20, 2026

Absolutely no complaints!

The product is a true quality-of-life improvement.

- Noah Carter.

January 20, 2026

Absolutely no complaints!

The quality shines through in every detail.

- Harmony Q..

January 20, 2026

Absolutely no complaints!

The product is both effective and easy to maintain.

- Caroline Powell.

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