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Versatile 900 4-1/4b X 7/8k : Magnaloy 900 Hub 4-1/4 Bore X 7/8 Key Special, M90040828s Save 75% Now [lEZRTUHD]

$80.99 $259.99 -69%

Magnaloy 900 Hub for Precision AlignmentIntroducing the Magnaloy 900 HUB 4-1/4 BORE X 7/8 KEY SPECIAL, a premium drive coupling designed for both efficiency and durability. Crafted from lightweight magnesium, this coupling is 76 percent lighter than

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Magnaloy 900 Hub for Precision Alignment

Introducing the Magnaloy 900 HUB 4-1/4 BORE X 7/8 KEY SPECIAL, a premium drive coupling designed for both efficiency and durability. Crafted from lightweight magnesium, this coupling is 76 percent lighter than cast iron and 36 percent lighter than aluminum, making it an ideal choice for applications where weight reduction is crucial. The Magnaloy 900 HUB stands out with its exceptional strength-to-weight ratio, offering unparalleled performance in a variety of industrial settings. Key features include:
  • Significant weight reduction for easier handling and installation
  • Reduced loads on bearings, shafts, and pumps for extended component life
  • Rust proof and corrosion-resistant construction for enhanced durability

Technical Specifications and Advantages

The Magnaloy 900 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. The solid magnesium alloy permanent mold castings are heat treated, providing the highest strength-to-weight ratio available. Additional specifications and benefits include:
  • Single set-screw design for secure fit over the keyway
  • Optional double set-screws available at 45 degrees or 90 degrees to the keyway for increased shaft gripping forces
  • Clamp feature available with bored and keyed hubs for added versatility

Practical Applications and Target Audience

Whether you're working in the automotive, aerospace, or industrial sectors, the Magnaloy 900 HUB is a versatile solution for your drive coupling needs. Its combination of lightweight design, strength, and ease of installation makes it an excellent choice for a wide range of applications. Target audiences include:
  • Engineers and maintenance professionals seeking lightweight, durable couplings
  • Manufacturers looking to improve efficiency and reduce maintenance costs
  • Automotive and aerospace industries requiring high-performance drive couplings
Embrace the power of Magnaloy with the 900 HUB, and experience the difference in performance and reliability.

What Our Customers Say

December 29, 2025

Absolutely no complaints!

A great item, I would very highly recommend it.

- Wanda J..

December 29, 2025

Absolutely no complaints!

An excellent value for a high-quality build.

- Allison U..

December 29, 2025

Absolutely no complaints!

It's a high-quality, exceptionally well-made item.

- Lucia X..

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