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Discover Dd-al3040 By Kuriyama | Quick-acting Special Application Coupling | 3" Coupler X 4" Coupler | Aluminum Save 65% + Free Ship [MyweQkxX]

$22.99 $73.99 -69%

Quick-Acting Aluminum Coupling for Special ApplicationsThe DD-AL3040 by Kuriyama is a superior quick-acting special application coupling designed for heavy-duty use. This coupling stands out for its robust construction and versatility, making it an i

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Discover Dd-al3040 By Kuriyama | Quick-acting Special Application Coupling | 3" Coupler X 4" Coupler | Aluminum Save 65% + Free Ship [MyweQkxX]

Quick-Acting Aluminum Coupling for Special Applications

The DD-AL3040 by Kuriyama is a superior quick-acting special application coupling designed for heavy-duty use. This coupling stands out for its robust construction and versatility, making it an ideal choice for various industrial applications. With a 3" to 4" coupler size, it offers exceptional strength and reliability, ensuring seamless connections and durability in demanding environments.

Key Features and Specifications

The DD-AL3040 is crafted from high-quality aluminum, providing excellent corrosion resistance and lightweight performance. Its forged brass handles offer a secure grip, while the carbon steel safety clips ensure stability and longevity. This coupling is compatible with Kuriyama hoses, making it a perfect fit for a wide range of industrial applications, including chemicals and petroleum. The detailed specifications, including the weight of 5.90 lbs, are listed below for your convenience:
  • Material: Aluminum, brass, carbon steel
  • Size: 3" x 4" coupler
  • Weight: 5.90 lbs

Applications and Benefits

The DD-AL3040 is designed for use in challenging environments, offering exceptional performance in chemicals and petroleum applications. Its quick-acting mechanism ensures efficient operation, while the compatibility with Kuriyama hoses further enhances its versatility. This coupling is an essential tool for professionals in industries that require durable and reliable connections. By choosing the DD-AL3040, you can benefit from:
  • Corrosion Resistance: Aluminum construction withstands harsh conditions, ensuring long-lasting performance.
  • Compatibility: Seamless integration with Kuriyama hoses for a wide range of applications.
With its robust design and reliable performance, the DD-AL3040 is the perfect choice for your special application needs.

What Our Customers Say

January 22, 2026

Absolutely no complaints!

Couldn't be more impressed with this.

- Wendy M..

January 22, 2026

Absolutely no complaints!

A purchase that was money very well spent.

- Hayden J..

January 22, 2026

Absolutely no complaints!

I'm very happy with the product's quality.

- Michele K..

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