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Products/Festo/574400
Festo 574400 Rotary actuator DRRD-20-
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Festo

574400

Rotary actuator DRRD-20-

The Festo part number 574400 is a double-acting industrial component featuring a gear rack and pinion structural design with a size of 20 and a 180-degree swivel angle. Operating within a pressure range of 0.2 MPa to 1 MPa (2 bar to 10 bar), this unit utilizes elastic cushioning rings/pads, internal hydraulic cushioning, and external hydraulic cushioning while supporting any mounting position and position sensing via proximity switch. Certified for explosive environments under ATEX and UKEX directives for gas zones 1 and 2 and dust zones 21 and 22, it operates with compressed air as per ISO 8573-1:2010 [7:4:4] where oil lubrication is possible. Submit the exact part number, quantity, and application requirements for a formal quote.

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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer
Festo
Part number
574400
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 574400.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
20
Swivel angle
180 deg
Cushioning
Elastic cushioning rings/pads at both ends | External hydraulic cushioning | Internal hydraulic cushioning, soft | Internal hydraulic cushioning normal
Mounting position
Any
Structural design
Gear rack/pinion
Max. number of intermediate positions
1
Position sensing
Via proximity switch
Operating pressure
0.2 MPa...1 MPa | 2 bar...10 bar
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 certication 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
-10°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)
LABS (PWIS) conformity
VDMA24364 Zone III
Ambient temperature
-10 °C...60 °C
Theoretical torque at 6 bar
2.41 Nm
Permissible mass moment of inertia
0.04 kgm²...0.15 kgm²

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 574400. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.