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User-friendly 500 2-1/8bx5/16k : Magnaloy 500 Hub 2-1/8 Bore X 5/16 Key Special, M50020410s Kit [gGVUvmnO]

$26.99 $86.99 -69%

Magnaloy 500 Hub with KeywayIntroducing the Magnaloy 500 Hub with Key Special, a top-tier drive coupling designed for exceptional performance and durability. Crafted from lightweight magnesium, this hub offers a 76% weight reduction over cast iron an

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Magnaloy 500 Hub with Keyway

Introducing the Magnaloy 500 Hub with Key Special, a top-tier drive coupling designed for exceptional performance and durability. Crafted from lightweight magnesium, this hub offers a 76% weight reduction over cast iron and 36% over aluminum, making it not only lighter but also stronger. This innovative design ensures reduced loads on bearings, shafts, and pumps, extending the life of critical components. With its easy handling and installation, the Magnaloy 500 Hub is the ideal choice for any application where efficiency and reliability are paramount.
  • Lightweight: 76% lighter than cast iron and 36% lighter than aluminum.
  • Durable: Offers increased strength and reduced wear on components.

Technical Specifications and Features

The Magnaloy 500 Hub boasts exceptional technical specifications that set it apart from other couplings. It features a 2-1/8 inch bore and a 5/16 inch keyway, providing a versatile fit for various applications. The hub's close machining tolerances (TIR of .002Ó) ensure vibration-free operation and easy alignment, eliminating the need for special tools. For enhanced shaft gripping forces, optional double set-screws are available in 45 or 90 degrees to the keyway, allowing for greater force application. Additionally, the Clamp feature is available with bored and keyed hubs, providing flexibility in installation.
  • Bore and Keyway: 2-1/8 inch bore and 5/16 inch keyway.
  • Set-Screw Options: Single or double set-screws available in various angles.

Applications and Benefits

The Magnaloy 500 Hub is an invaluable tool for a wide range of industries, from automotive to heavy machinery. Its lightweight construction and corrosion-resistant properties make it an ideal choice for applications where efficiency and reliability are critical. By reducing loads on components, the hub extends the lifespan of bearings, shafts, and pumps, saving costs and minimizing downtime. Whether you're working on a farm, in a factory, or on a construction site, the Magnaloy 500 Hub provides the strength, durability, and ease of use that you can count on.
  • Industry Applications: Automotive, heavy machinery, farming, construction.
  • Cost-Effective: Extends the life of components, reducing maintenance and replacement costs.

What Our Customers Say

December 30, 2025

Absolutely no complaints!

A great item. And it works so very, very, very, very, very, very, very well.

- Nisien C..

December 30, 2025

Absolutely no complaints!

An excellent product. It is very, very, very, very clever.

- Pryderi Y..

December 30, 2025

Absolutely no complaints!

A great product. It is a definite and a true, so very, so must-have.

- Efnisien W..

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