Contact

Contact

Phone: +49 721 986610

E-mail: info@sitema.de

SITEMA GmbH & Co. KG
G.-Braun-Straße 13, 76187 Karlsruhe Germany

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What is a Clamping Head?

Locking Units

Precision locking

Clamping of machinery and plant components

Locking units are used primarily as functional clamps for precision locking, but also for preventing unwanted movement.

Series KFH, KFP, KB...

  • Extensive standard range with numerous series for special applications, including outdoor, cylinders, machine tools
  • DGUV and Lloyd’s approved series available
  • Both load directions
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  3. Secure & Hold
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  5. Overview & Animations

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Technical Data

Find outer dimensions, CAD files and technical data here.

Technical Data

Downloads

F10 - General Information
List of all downloads

Did you know that...?

  • …SITEMA builds pneumatic Locking Units for standard cylinders according to ISO 15552?
  • …SITEMA Locking Units are used even under water, e.g. to fix the position of the moveable floor of a wave test basin in the Netherlands?
  • …SITEMA Locking Units KFHS have the DGUV (German Social Accident Insurance) approval as mechanical restraint device in presses?
  • …SITEMA Locking Units KFHL can be delivered with approval by Lloyd’s Register EMEA?
  • …SITEMA Locking Units are used in gigantic mobile coal crushing plants?
  • …SITEMA Locking Units secure the position of azimuth thrusters?
  • …SITEMA Locking Units are used in one of the biggest machine tools of a world famous Southern German manufacturer?
  • …SITEMA Locking Units are used in big tunnel boring machines?
  • …SITEMA Locking Units secure gate valves in the Paris sewers?
  • …SITEMA Locking Units prevent waves from building up in Niederfinow boat lift?
  • …SITEMA Locking Units are used in filling terminals for tank wagons?
  • …SITEMA Locking Units secure bathing platforms of yachts?
  • …SITEMA Locking Units are available in the “outdoor” version KFHR?
  • …SITEMA Locking Units will be used in a new combined car/train vertical-lift bridge to keep the deck down and prevent trains from derailing?
  • …SITEMA Locking Units are used even in a suspension bridge?
  • …the biggest SITEMA Locking Unit ever built is used to secure a test rig for wind turbine rotor blades in Northern Germany?
  • …SITEMA Locking Units can prevent a cylinder from retracting or extending at any point of the stroke?
  • …SITEMA Locking Units are used in submarines?
  • …SITEMA Locking Units secure tender doors of yachts?
  • …SITEMA Locking Units secure the supports of military vehicles?
  • …SITEMA Locking Units are used in big cruise ships such as the Quantum of the Seas? They are e.g. used to hold the retractable funnels down so that these gigantic ships can pass under low bridges.
  • …SITEMA builds hydraulic Locking Units for standard cylinders according to ISO 6020/2?
  • …SITEMA Locking Units are used in many steel mills?
  • …the biggest SITEMA Locking Unit ever built has a holding capacity of 220 tons on a 300 mm rod?
  • …you can save energy with SITEMA Locking Units, as the can hold lifted loads without need for energy?
to application overview

Applications for locking units