Festo DFM-40-25-P-A-KF Guided drive
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Product Description
Festo DFM-40-25-P-A-KF — Guided drive, drives with guide rods. stroke 25 mm; piston diameter 40 mm; operating pressure 0.15. 1 MPa (1.5. 10 bar).
Technical Specifications
- Manufacturer part number (MPN)
- 170939
- Type code
- DFM-40-25-P-A-KF
- EAN / GTIN
- 4052568140229
- Product category
- Drives with guide rods
- Distance from centre of gravity of load to yoke plate xs
- 50 mm
- Stroke
- 25 mm
- Piston diameter
- 40 mm
- Operating mode, drive unit
- Yoke
- Cushioning
- Elastic cushioning rings/plates at both ends
- Mounting position
- Any
- Guide
- Recirculating ball bearing guide
- Design
- Guidance
- Position detection
- Via proximity switch
- Symbol
- 00991737
- Operating pressure
- 0.15 ... 1 MPa (1.5 ... 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]
- Corrosion resistance class CRC
- 0 - No corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Cleanroom suitability, measured according to ISO 14644-14
- Class 6 according to ISO 14644-1
- Ambient temperature
- -5 ... 60 °C
- Impact energy in end positions
- 0.7 J
- Max. force Fy
- 1130 N
- Max. force Fy static
- 1260 N
- Max. force Fz
- 1130 N
- Max. force Fz static
- 1260 N
- Max. moment Mx
- 49.74 Nm
- Max. torque Mx static
- 55.44 Nm
- Max. moment My
- 18.66 Nm
- Max. torque My static
- 20.79 Nm
- Max. moment Mz
- 18.66 Nm
- Max. torque Mz static
- 20.79 Nm
- Max. permissible torque load Mx as a function of stroke
- 10.25 Nm
- Max. effective load dependent upon stroke at defined dista
- 149 N
- Theoretical force at 0.6 MPa (6 bar, 87 psi), return strok
- 686 N
- Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stro
- 754 N
- Moving mass
- 1074 g
- Product weight
- 2043 g
- Centre of gravity of moving mass as a function of stroke
- 28.2 mm
- alternative connections
- See product drawing
- Pneumatic connection
- G1/8
- Material cover
- Wrought aluminium alloy
- Material seals
- NBR
- Material housing
- Wrought aluminium alloy
- Material piston rod
- High-alloy stainless steel
- Product type
- Pneumatic ISO compact air cylinders
- Product group
- Pneumatics
- Port Size
- G1/8
- Carbon footprint (EPD)
- 40.4977 kg CO2e per pcs
- Country of origin
- Germany
- Customs tariff code (EU CN)
- 84123100
- HS code
- 8412.31
Standards & Compliance
- HS Code
- 8412.31
Cross References
- EAN 4052568140229
- MPN 170939
Product Documentation
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Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 170939?
- 170939 can be ordered from cballast.com as a Festo catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Festo product?
- The manufacturer part number is 170939.
- What is the HS code for 170939?
- The customs tariff (HS) code for 170939 is 8412.31.
- Who manufactures 170939?
- 170939 is a Festo product in the Pneumatics range.
- Is a datasheet available for 170939?
- Yes — the 170939 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 170939?
- The minimum order quantity is 1.
- Is 170939 available?
- Yes — 170939 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).