FLEXIBLE DRIVE COUPLINGS

Magnaloy offers 9 models of magnesium drive couplings and 1 model of a powdered metal drive coupling. The model PM90 coupling (powdered metal) is available in bore sizes from 7/16 inch (12mm) to 1 1/8 inch (28mm) with torque rating up to 672 in-lbs. The premium line of drive couplings (magnesium) are available in bore sizes from 3/8 inch (10mm) up to 4 ¾ inch (120mm) and torque ratings up to 71763 in-lbs. Standard, metric and spline bores are available from stock and most other special & custom orders ship in 3 to 10 business days.

Coupling Styles

Bore and Key

  • Standard
  • Metric
  • Taper

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Spline Bore

  • Standard
  • DIN
  • JIS

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Spline\Clamp

  • Standard
  • DIN
  • JIS

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Steel Bushing

  • Standard
  • DIN
  • JIS

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Steel Bushing w\Clamp

  • Standard
  • DIN
  • JIS

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No Bore

  • Standard

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Additional Information

Magnaloy is the original

Magnaloy is the original lightweight, heavy-duty flexible drive coupling. Light weight magnesium construction makes Magnaloy couplings 76% lighter than cast iron and 36% lighter than aluminum units… and they’re stronger than either!

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The benefits are many

The benefits are many… Reduced loads on bearings, shafts and pumps, for longer component life. Easier handling and installation. Rust proof and corrosion resistant.

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Magnaloy’s close machining tolerances

Magnaloy’s close machining tolerances (TIR of .002”)
assures vibration-free operation and easy, accurate alignment without need for special tools. Solid magnesium alloy permanent mold castings are heat
treated and offer the highest strength-to-weight ratio available.

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Coupling Inserts

Magnaloy Coupling’s full range of flexible inserts permit custom design performance for a wide range of applications. All insert materials offer complete electrical insulation, as Magnaloy’s design eliminates all metal-to-metal contact.

Available Material Types:

  • Neoprene
  • Nitrile
  • Urethane
  • Viton
  • Hytrel

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Custom Couplings

If you have a required specification for your desired coupling, please feel free to contact our engineering team for a quotation to build a custom coupling.

  • engineering@magnaloy.com

Or, Let Our Configurator Design It For You…