01376 333333

Thomson - FSI Style Precision Rolled Ball Screws

Ideal for structures requiring smooth motion, Thomson FSI Style precision rolled ball screw assemblies provide positional accuracy typically found only in a ground product. Assemblies range from 16 to 50 mm in diameter with leads from 5 to 40 mm – all with standard lead accuracies of ±23 µm / 300 mm. Optional configurations and custom coatings are available.

High-quality, German engineering and performance meet North American manufacturing and logistics with Thomson FSI Style ball screws. Take advantage of shorter lead times, reduced shipping costs, and enhanced communication with support and service. FSI Style ball screws provide superior quality, performance and delivery at a competitive price.

FSI Highlights

  • DIN 69051
  • Patented Precision Screw Forming (PST) technology
  • Smooth performance due to unique ball return system
  • Flexible solution for standard mounting
  • Regionally stocked/machined/assembled product
  • 23 um /300 mm
  • P5 accuracy screws standard
  • Ground quality ball nuts
  • Available in 2 preload classes (Type Z2, Z3)


FSI Style Ball Screw - Product Availability:

 Nominal Diameter  Screw Leads
 (mm)  5mm 10mm  20mm  25mm  40mm 
 16  x x      
 20  x x      
 25  x  x   
 32  x  x     
 40  x  x   
 50    x     


 Metric Precision Ball Screws 


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Thomson - FSI Style Precision Rolled Ball Screws