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Stainless Steel Linear Rail Actuator MSS-R20


  • IP69K rated.
  • Sealed FDA belt.
  • User defined Strokes.
  • Mounting flexibility in any orientation.
  • Stainless Steel I-beam design.
  • Wrap Around
  • One piece machined and stress proof SS shafted pulley.
  • Zero backlash belt to pulley design


  • Each Actuator can be supplied with the following items upon request, T-slot sensors, Gearboxes, or Motor mounting adaptors.
  • For Travel requirements over Standard values contact Macron Dynamics for assistance.



Motion Horizontal, Vertical
Max Speed - Horizontal[Vertical] - mm/sec 3000[3000]
Max Load - Horizontal[Vertical] - lbs 500[250]
Repeatability - mm +/- 0.025
Moment Load - in-lbs[Nm] 2200[248]
Positional Accuracy - mm/meter +/- 0.4
Acceleration Max - Gs 5
Recommended Belt Running Load - lbf[N] 400[1780]
Cart Guide Linear bearing with profile rail
System Weight - kg (Travel in meters x 32.79) + 10.02
Motor Sizing Information
Weight of Cart - lbs[kgs] 11.3979[5.17]
Weight of Belt - kgs based on travel selected ((Travel In Meters x 2)+1.74) x .12
Travel per Revolution - mm 150mm
Pulley Pitch Diameter - mm 47.75
Pulley Material / Width - mm Stainless Steel / 28.9
Breakaway Torque - oz-in 26-28
Coefficient of Friction 0.1
Travels (25mm increment)
Standard Travels - min to max 150 to 5650

Configurate a Stainless Steel Linear Rail Actuator MSS-R20

Enter your configuration options to submit a Request for a Quote or a CAD drawing:

Shaft Type

Drive Shaft Location

Normal Drive shaft diagram

Travels (in 25mm increments)

Please Give Me Options For:

Part Number As Configured


Gearbox: None
Motor Mount: None

User Guides

Gearbox Installation graphic
Gearbox Install


User Guide Maintenance




Item # 399-25, Tensioning Tool – 12mm & 25mm Belts

Item # 397, Torque Wrench 25-250 lbs-in