DGST-12-50-Y12A Festo Mini Slide

USD 306.54

Mini slide with 50mm stroke and 12mm piston diameter. Features a recirculating ball bearing guide, double-acting operation, and M5 pneumatic connection.

SKU Festo-8085173 Category
Drives with slides

DGST-12-50-Y12A Festo Mini slide

Model Identifier DGST-12-50-Y12A
Official Part Number 8085173
GTIN Standard 4052568450618

Technical Overview

The Festo DGST-12-50-Y12A is a precision-engineered mini slide actuator designed for automation systems requiring guided motion. It features a yoke design with an integrated recirculating ball bearing guide for smooth and accurate linear travel. This double-acting pneumatic slide utilizes external hydraulic cushioning for efficient energy absorption and is equipped for position sensing via proximity switches. Its compact construction from high-alloy stainless steel and wrought aluminium alloy ensures durability while maintaining low corrosion stress (CRC 1) and ISO Class 6 cleanroom suitability.

Key Features

  • Compact mini slide with yoke-style drive unit
  • High-precision recirculating ball bearing guide
  • Double-acting pneumatic operation
  • Integrated position detection for proximity switches
  • Adjustable end position range for both front and rear
  • Cleanroom suitability according to ISO 14644-1 Class 6
  • RoHS-compliant materials with low corrosion stress
  • Flexible mounting with through-hole and optional mounting positions

External hydraulic cushioning providing superior end-position deceleration and high impact energy absorption of 1.4 J.

Technical Specification Matrix

ParameterValue
Stroke50 mm
Adjustable end position range/length front16.7 mm
Adjustable end position range/length rear15.2 mm
Piston diameter12 mm
Operating mode, drive unitYoke
CushioningExternal hydraulic cushioning
Mounting positionoptional
GuideRecirculating ball bearing guide
DesignYoke Piston rod Slide
Position detectionVia proximity switch
Symbol00991249
Operating pressure (MPa)0.1 MPa ... 0.8 MPa
Operating pressure (bar)1 bar ... 8 bar
Operating pressure (psi)14.5 psi ... 116 psi
Max. speed0.8 m/s
Repetition accuracy<= 0.02 mm
Mode of operationDouble-acting
Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)
Corrosion resistance class CRC1 - Low corrosion stress
LABS (PWIS) conformityVDMA24364-B1/B2-L
Cleanroom suitabilityClass 6 according to ISO 14644-1
Ambient temperature-10 °C ... 60 °C
Impact energy in end positions1.4 J
Cushioning length5 mm
Max. force Fy580 N
Max. force Fz580 N
Max. moment Mx7 Nm
Max. moment My5.8 Nm
Max. moment Mz5.8 Nm
Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke102 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke136 N
Moving mass306 g
Product weight643 g
Type of mountingWith through-hole
Pneumatic connectionM5
Note on materialsRoHS-compliant
Material coverWrought aluminium alloy
Material sealsHNBR
Material guidePOM TPE-E High-alloy steel
Material housingWrought aluminium alloy
Material piston rodHigh-alloy stainless steel

Industrial Applications

1. High-Precision Cleanroom Electronics Assembly

Utilizing the pneumatic mini slide for precise positioning of sensitive electronic components, such as microchips or PCB modules, in a semiconductor cleanroom environment. The actuator lowers a placement head exactly 50 mm, relying on the hydraulic cushioning to ensure components are stopped smoothly without experiencing damaging impact forces.

Problem Solved

Eliminates particulate contamination risks during sensitive assembly while preventing placement misalignment and part damage caused by sudden deceleration of delicate components.

Cleanroom Class 6 according to ISO 14644-1Repetition accuracy <= 0.02 mmExternal hydraulic cushioningImpact energy in end positions 1.4 JStroke 50 mm

2. High-Speed End-of-Arm Tooling (EOAT) for Sorting Systems

Mounted as a secondary Z-axis actuator on a Cartesian gantry or robotic arm for rapid sorting and transfer of parts. The slide performs quick extensions and retractions at up to 0.8 m/s, handling high dynamic payloads and off-center loads via its integrated ball bearing guide, while keeping the overall moving mass low to optimize the main robot's speed.

Problem Solved

Provides the high rigidity required to withstand significant lateral forces and torque moments during rapid multi-axis robot movements, avoiding actuator deflection without adding excessive weight to the robotic arm.

Moving mass 306 gMax. speed 0.8 m/sRecirculating ball bearing guideMax. force Fy/Fz 580 NMax. moment Mx 7 Nm

3. Automated Precision Press-Fitting Station

Integrated into a mechanical assembly cell to press-fit small pins, bushings, or bearings into machined housings. Operating at 6 bar, the actuator delivers a consistent advance force, while the adjustable end positions allow technicians to fine-tune the exact insertion depth required for different batch runs.

Problem Solved

Solves inconsistent insertion depths and angular deflection issues during small-part press-fitting, preventing jammed components and ensuring repeatable mechanical assembly.

Theoretical force at 0.6 MPa (advance stroke) 136 NAdjustable end position range front 16.7 mmAdjustable end position range rear 15.2 mmYoke Piston rod Slide designDouble-acting

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