Festo GUIDED DRIVE 4.2NM DFM-25-40-P-A-GF

Centre of gravity distance from working load to yoke plate 50 mm
Stroke 40 mm
Piston diameter 25 mm
Operating mode of drive unit Yoke
Cushioning P: Flexible cushioning rings/plates at both ends
Assembly position Any
Guide Plain-bearing guide
Design structure Guide
Position detection For proximity sensor
Operating pressure 1.5 … 10 bar
Max. speed 0.8 m/s
Mode of operation double-acting
Operating medium Compressed air in accordance with ISO8573-1:2010 [7:4:4]
Note on operating and pilot medium Lubricated operation possible (subsequently required for further operation)
Corrosion resistance classification CRC 1 – Low corrosion stress
Ambient temperature -20 … 80 °C
Impact energy in end positions 0.3 Nm
Max. permissible torque load Mx as a function of the stroke 4.2 Nm
Max. useful load as a function of the stroke at defined distance xs 123 N
Theoretical force at 6 bar, return stroke 247 N
Theoretical force at 6 bar, advance stroke 295 N
Moving mass 755 g
Product weight 1,515 g
alternative connections See product drawing
Pneumatic connection G1/8
Materials note Conforms to RoHS
Material cover Wrought Aluminium alloy
Material seals NBR
Material housing Wrought Aluminium alloy
Material piston rod High alloy steel, non-corrosive