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Protorque Curved Jaw Spider Couplings

Protorque curved jaw spider couplings are compact, flexible shaft couplings designed to deliver smooth, reliable torque transmission while protecting connected equipment from shock, vibration, and minor misalignment. Featuring two interlocking metal hubs and a precision‑moulded elastomeric spider, these couplings provide a simple, maintenance‑friendly solution for a wide range of industrial drives.

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21-40 of 57 products
21-40 of 57 products
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Key features and benefits

  • Curved jaw construction for improved torque transmission and reduced backlash
  • Elastomeric spider element for shock absorption and vibration damping
  • Compensates for angular, parallel, and axial misalignment
  • Compact, fail‑safe design with easy installation and spider replacement
  • Wide choice of bore sizes, keyways, and hub configurations
  • Suitable for pumps, gearboxes, fans, compressors, conveyors, and general machinery

Choose Protorque curved jaw spider couplings when you need a versatile, economical coupling that combines high performance with simple installation and low maintenance.

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  • Polyurethane (33)
  • Cast iron (11)
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  • Large Hub (13)
  • Standard Hub (11)

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  • Pilot Bore (24)

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  • Green Element (64 Shore) (11)
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