Product Model

dsnu-20- -

In Stock
Last updated: 2025/4/20
Festo dsnu-20- -

Selling Points

  • 1The DSNU-20 series offers adjustable pneumatic cushioning at both ends, ensuring smooth operation and minimizing shock loads.
  • 2Made from high-alloy stainless steel, these cylinders provide moderate corrosion resistance (CRC 2) and are suitable for use in various industrial environments.
  • 3Available with optional mounting positions, these cylinders can be easily integrated into different systems, enhancing flexibility in application design.
  • 4Designed for double-acting operation, these cylinders can move in both directions, offering more control and precision in applications.
  • 5Conforming to CETOP RP 52 P and ISO 6432 standards, the DSNU-20 series ensures compatibility with a wide range of pneumatic systems and applications.
Product Details
dsnu-20- -
Festo

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Stroke
1mm 320mm
Piston diameter
20 mm
Cushioning
Elastic cushioning rings/pads at both ends Self-adjusting pneumatic end-position cushioning Pneumatic cushioning, adjustable at both ends
Mounting position
Any
Conforms to standard
CETOP RP 52 P ISO 6432
Structural design
Piston Piston rod Cylinder barrel
Position sensing
For proximity sensor
Variants
Increased chemical resistance Extended external thread piston rod Internal thread on piston rod Piston rod with external thread shortened at one end Extended piston rod Clamping unit on the piston rod Axial supply port With direct mounting Lateral supply port With anti-twist protection High corrosion protection Uniform, slow movement Low friction Through piston rod Heat-resistant seals max. 120°C Piston rod at one end
Protection against torsion/guide
Square piston rod
Operating pressure
1bar 10bar
Mode of operation
Double-acting
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
UKCA marking (see declaration of conformity)
acc. to UK EX instructions
Explosion protection certification outside the EU
EPL Db (GB) EPL Gb (GB)
Explosion prevention and protection
Zone 1 (ATEX) Zone 1 (UKEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 21 (UKEX) Zone 22 (ATEX)
ATEX category gas
II 2G
ATEX category for dust
II 2D
Type of ignition protection for gas
Ex h IIC T4 Gb
Type of (ignition) protection for dust
Ex h IIIC T120°C Db
Explosive ambient temperature
-20°C <= Ta <= +60°C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress 3 - High corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L VDMA24364 zone III
Ambient temperature
-20°C 120°C
Impact energy in the end positions
0.2J
Theoretical force at 6 bar, advancing
158N 189N
Type of mounting
With accessories
Pneumatic connection
G1/8
Note on materials
RoHS-compliant
Cover material
Wrought aluminum alloy
Seals material
NBR TPE-U(PU)
Piston rod material
High-alloy stainless steel
Material of cylinder barrel
High-alloy stainless steel
Manufacturer ID
193990

Specifications may be subject to change without notice