DFM-25-50-P-A-GF – Guided Drive – Festo Guided Cylinders

USD $ 155.40

SKU: Festo 170851

Manufacturer Part Number: Festo 170851
Festo Guided Cylinders: DFM-25-50-P-A-GF
OEM Spec Ref 

The Festo DFM-25-50-P-A-GF Guided Cylinder, MPN 170851, is an exceptionally designed pneumatic guided cylinder that ensures smooth and precise control in various industrial applications. This product is known for its robust performance and durable construction, making it a reliable choice for your automation needs.

Key Features:

  • Accurate Movement Control: Utilizes a double-acting design allowing for precise movement control which is crucial for automation processes. This feature ensures that the rod extends and retracts efficiently, managing large loads with ease.
  • Highly Durable: Equipped with cushioning plates at both ends, it reduces noise and minimizes wear, extending the cylinder’s lifespan even in rigorous operational conditions.
  • Flexible Installation: The cylinder can be mounted in any position, enhancing its versatility in different setups. It also features G1/8 port size for standard compatibility with other pneumatic equipment.
  • Temperature and Corrosion Resistant: Operates reliably within a temperature range of -20°C to +80°C and includes NBR seals that are resistant to abrasion and corrosion, ensuring leak-proof performance.


  • Enhanced Efficiency: Optimizes operational efficiency by providing reliable and controlled movement, critical for maintaining high production standards.
  • Cost-Effective Operation: Its energy-efficient design helps in reducing operational costs by minimizing energy consumption.
  • Wide Application Range: Suitable for environments demanding precise motion control such as manufacturing sectors, automotive repair, and main engine controls.


  • Operating Pressure Range: 1.5 to 10 bar, ensuring robust performance under varying pressure conditions.
  • Dimensions and Build: Compact size of 133 x 95 x 44mm, with a stroke length of 50mm and a bore size of 25mm, designed to fit seamlessly into numerous setups.

The Festo DFM-25-50-P-A-GF stands out for its advanced technology, integrating seamlessly into existing systems to enhance both functionality and productivity. This guided cylinder is a testament to Festo’s commitment to innovation and quality in the field of pneumatic solutions.

Technical Data

Feature Specification
Distance from centre of gravity of load to yoke plate xs 50 mm
Stroke 50 mm
Piston diameter 25 mm
Operating mode, drive unit Yoke
Cushioning Elastic cushioning rings/plates at both ends
Mounting position Optional
Guide Plain-bearing guide
Design Guidance
Position detection Via proximity switch
Symbol 00991737
Operating pressure 0.15 MPa … 1 MPa
Operating pressure (alt) 1.5 bar … 10 bar
Max. speed 0.8 m/s
Mode of operation Double-acting
Operating medium Compressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot medium Lubricated operation possible (in which case lubricated operation will always be required)
Corrosion resistance class CRC 1 – Low corrosion stress
LABS (PWIS) conformity VDMA24364-B1/B2-L
Cleanroom class Class 7 according to ISO 14644-1
Ambient temperature -20 °C … 80 °C
Impact energy in end positions 0.3 J
Max. force Fy 810.7 N
Max. force Fy static 810.7 N
Max. force Fz 810.7 N
Max. force Fz static 810.7 N
Max. moment Mx 27.56 Nm
Max. torque Mx static 27.56 Nm
Max. moment My 19.46 Nm
Max. torque My static 19.46 Nm
Max. moment Mz 19.46 Nm
Max. torque Mz static 19.46 Nm
Max. permissible torque load Mx as a function of stroke 5.26 Nm
Max. effective load dependent upon stroke at defined distance xs 115 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke 247 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke 295 N
Moving mass 793 g
Product weight 1635 g
Alternative connections See product drawing
Pneumatic connection G1/8
Note on materials RoHS-compliant
Material cover Wrought aluminium alloy
Material seals NBR
Material housing Wrought aluminium alloy
Material piston rod High-alloy stainless steel
Weight 1.635 kg