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High-quality 900 4-1/8bx1k : Magnaloy 900 Hub 4-1/8 Bore X 1 Key, M90040432 Save 80% Now [iNfao8ce]

$75.99 $243.99 -69%

Magnaloy 900 HUB 4-1/8 BORE X 1 KEY Discover the unparalleled excellence of the Magnaloy 900 HUB 4-1/8 BORE X 1 KEY, a premium drive coupling designed for superior performance and durability. Engineered with a lightweight magnesium construction, this

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Magnaloy 900 HUB 4-1/8 BORE X 1 KEY

Discover the unparalleled excellence of the Magnaloy 900 HUB 4-1/8 BORE X 1 KEY, a premium drive coupling designed for superior performance and durability. Engineered with a lightweight magnesium construction, this coupling is 76% lighter than cast iron and 36% lighter than aluminum units, yet it boasts unparalleled strength. The Magnaloy 900 HUB is the ideal choice for applications where weight reduction and increased efficiency are paramount.
  • Lightweight magnesium construction for reduced weight and increased strength
  • Reduced loads on bearings, shafts, and pumps for longer component life

Product Specifications and Technical Details

The Magnaloy 900 HUB 4-1/8 BORE X 1 KEY is a testament to precision engineering. With close machining tolerances (TIR of .002Ó), it ensures vibration-free operation and easy, accurate alignment without the need for special tools. The solid magnesium alloy permanent mold castings are heat treated, offering the highest strength-to-weight ratio available. The Premium Line of Magnaloy Couplings comes standard with a single set-screw over the keyway, but optional double set-screws are available for enhanced shaft gripping forces. Whether you choose the 45-degree or 90-degree configuration, the Magnaloy 900 HUB provides optimal performance.
  • Heat treated magnesium alloy for superior strength-to-weight ratio
  • Close machining tolerances for vibration-free operation and easy alignment

Practical Uses and Benefits

The Magnaloy 900 HUB 4-1/8 BORE X 1 KEY is an indispensable component for a wide range of applications. Its lightweight design and corrosion-resistant properties make it perfect for industrial, agricultural, and automotive uses. By reducing loads on bearings, shafts, and pumps, this coupling extends the life of your equipment, leading to lower maintenance costs and increased productivity. Whether you're a maintenance professional or an engineer, the Magnaloy 900 HUB is a reliable choice for ensuring smooth and efficient operation.
  • Corrosion-resistant and rust-proof for extended component life
  • Easy handling and installation for increased efficiency

What Our Customers Say

December 28, 2025

Absolutely no complaints!

This is a very solid and very fine product.

- Timothy F..

December 28, 2025

Absolutely no complaints!

The product works just absolutely perfectly.

- Gloria Q..

December 28, 2025

Absolutely no complaints!

A great product. And I do love it.

- Tyra Z..

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