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Products/Festo/189921
Festo 189921 Semi-rotary actuator DRE-2-F04-Q10-FS-PS
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Festo

189921

Semi-rotary actuator DRE-2-F04-Q10-FS-PS

The Festo 189921 is a single-acting industrial component featuring a rack and pinion design structure with an actuator size of 2 and a 90-degree swivel angle. Operating on compressed air in accordance with ISO 8573-1:2010 [7:4:4] within a 2 to 10 bar working pressure range, this unit delivers a torque of 11.7 Nm and a spring return moment of 4.5 Nm at 6 bar. It incorporates an F04 flange hole pattern and V11 shaft connection conforming to ISO 5211, alongside a VDI/VDE 3845 (NAMUR) valve connection, while offering a CRC 3 corrosion resistance classification for ambient temperatures between -20 and 80 °C. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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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
189921
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 189921.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size of actuator
2
Flange hole pattern
F04
Swivel angle
90 deg
Fitting connection conforms to standard
ISO 5211
Cushioning
No cushioning
Assembly position
Any
Mode of operation
single-acting
Design structure
Rack and pinion
Position detection
No
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Working pressure
2 ... 10 bar
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
3
Ambient temperature
-20 ... 80 °C
Torque at 6 bar
11.7 Nm
Spring return moment
4.5 Nm
Air consumption at 6 bar per cycle 0°-90°-0°
1.2 l
Product weight
600 g
Shaft connection
V11
Pneumatic connection
Subbase | G1/8
Materials note
Contains PWIS substances
Materials information for drive shaft
Aluminum | Anodized
Materials information for cover
PA
Materials information for seals
NBR
Materials information, housing
Aluminum | Anodized

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 189921. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.