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Ultimate 300 7/8bx3/16k : Magnaloy 300 Hub 7/8 Bore X 3/16 Key W/clamp, M30002806c - Going Fast [KnPleT7p]

$21.99 $70.99 -69%

Magnaloy 300 HUB 7/8 BORE X 3/16 KEY Drive Coupling Discover the ultimate in lightweight, heavy-duty flexibility with the Magnaloy 300 HUB 7/8 BORE X 3/16 KEY Drive Coupling. Crafted from magnesium, this coupling is not only 76% lighter than cast iro

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Ultimate 300 7/8bx3/16k : Magnaloy 300 Hub 7/8 Bore X 3/16 Key W/clamp, M30002806c - Going Fast [KnPleT7p]

Magnaloy 300 HUB 7/8 BORE X 3/16 KEY Drive Coupling

Discover the ultimate in lightweight, heavy-duty flexibility with the Magnaloy 300 HUB 7/8 BORE X 3/16 KEY Drive Coupling. Crafted from magnesium, this coupling is not only 76% lighter than cast iron and 36% lighter than aluminum, but also boasts superior strength. The Magnaloy 300 HUB is designed to reduce loads on bearings, shafts, and pumps, thereby extending component life. Its rust-proof and corrosion-resistant properties make it a reliable choice for demanding applications.

Key Features and Specifications

The Magnaloy 300 HUB is engineered with precision, featuring close machining tolerances (TIR of .002") that ensure vibration-free operation and easy, accurate alignment without the need for special tools. This premium line of couplings comes standard with a single set-screw over the keyway, but optional double set-screws are available for enhanced shaft gripping forces. Choose between 45-degree or 90-degree double set-screws to optimize performance. Additionally, Magnaloy offers the Clamp feature for bored and keyed hubs, providing a secure fit and easy installation. Here are some of the key features and specifications:

  • Lightweight Magnesium Construction: Reduces weight by 76% compared to cast iron and 36% compared to aluminum.
  • Strength-to-Weight Ratio: Offers the highest strength-to-weight ratio available.
  • Set-Screw Options: Standard single set-screw or optional double set-screws at 45 or 90 degrees to the keyway.
  • Clamp Feature: Available for bored and keyed hubs for a secure fit and easy installation.

Practical Uses and Benefits

The Magnaloy 300 HUB 7/8 BORE X 3/16 KEY Drive Coupling is ideal for a wide range of applications where lightweight, durable, and reliable performance is essential. Its reduced loads on components contribute to longer life and lower maintenance costs. The ease of handling and installation, along with its corrosion-resistant properties, make it a perfect choice for industries such as automotive, agriculture, and construction. By choosing the Magnaloy 300 HUB, you can expect the following benefits:

  • Reduced Maintenance: Longer component life due to reduced loads and corrosion resistance.
  • Easy Installation: Designed for quick and hassle-free installation without the need for special tools.
  • Improved Performance: Vibration-free operation and easy, accurate alignment for optimal performance.

What Our Customers Say

January 23, 2026

Absolutely no complaints!

I'm very happy with the solid construction.

- Jedidiah M..

January 23, 2026

Absolutely no complaints!

A quality item that I expect to last for years.

- Carlos D..

January 23, 2026

Absolutely no complaints!

I'm very satisfied with this brand.

- Ridge A..

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