The distinguishing feature of the Bolt Tensioners of product group 5 is that the pulling thread is part of the piston itself. The cylinder-piston-set is screwed immediately onto the recessed bolt thread.

Main Features


  • single-stage
  • thread in piston
  • for recessed bolt threads

Advantages of PG
  • smaller outer diameter of SSV compared with PG 4,
    otherwise like PG 4

Examples of Applications
  • where installation space is limited
  • pipeline construction
  • mining

More SSV

We distinguish our Bolt Tensioners into 8 different product groups (designs)
which, in principle, have all the same function.