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Fixings and innovative solutions for pros at CELO

POWERLOK® PL87T screw hexagonal flange head TORX®

POWERLOK® screw, solve loosening problems on tapped holes and reduce in-place fastening costs.

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TRILOBULAR® POWERLOK® screw is unique solution with locking concept on tapped holes: the thread design provides locking action over the entire lenght, independently of the base material and working temperatures. Apart from the references available in stock, we produce customised screws to fit your exact requirements. To improve their functionality, RPOWERLOK® screws can be produced under different head styles, recess, dimensions and coating configuration. POWERLOK®'screws are recommended for the assembly of components under severe vibration conditions and expansion/contraction cycles in tapped holes, alternative solution to adhesive patches on metric screws and locking nuts.
Product overview

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Immediate and continuous locking action

In-place fastening cost reduction by eliminating the need for additional locking elements

Excellent vibration loosening resistance

The spring effect mantains clamping

The innovative Dual-Angle™ thread form provides “live-action” locking

It interferes in the root of the nut thread, elimianting any tolerance

To ensure a correct performance of the screw, screw hardness values should be higher than nut ones

We recommend to contact our techncial departament to assure the feasibility of POWERLOK® screws in your application.

Further specifications

  • Motors
  • Compressors
  • Drill machines
  • Impact hammers

Areas of application

  • Metal sheet
  • Zamak

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