190231

Name: Festo 190231 Semi-rotary actuator DRE-77-F10-Q10-FO
Brand: Festo

Semi-rotary actuator DRE-77-F10-Q10-FO

The Festo part number 190231 is a single-acting rack and pinion industrial component featuring an actuator size of 77, an F10 flange hole pattern, and a 90-degree swivel angle with no cushioning or position detection. Conforming to ISO 5211 for fitting connections and VDI/VDE 3845 for NAMUR valve connections, this device operates on compressed air from 2 to 10 bar across any assembly position while meeting ATEX category II 2G and II 2D standards for explosive environments between -20°C and +60°C. Submit the exact part number, quantity, and application requirements for a formal quote.

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Manufacturer: Festo
Part number: 190231
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Technical Specifications

Size of actuator: 77
Flange hole pattern: F10
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
Closing direction: Spring force, opening
Valve connection conforms to standard: VDI/VDE 3845 (NAMUR)
Working pressure: 2 ... 10 bar
ATEX category Gas: II 2G
Explosion ignition protection type Gas: c T6
ATEX category Dust: II 2D
Explosion ignition protection type Dust: c 60°C
Explosion-proof ambient temperature: -20°C <= Ta <= +60°C
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)
CE symbol (see declaration of conformity): according to EU-Ex protection guideline (ATEX)
Corrosion resistance classification CRC: 3
Ambient temperature: -20 ... 80 °C
Torque at 6 bar: 567 Nm
Spring return moment: 203 Nm
Air consumption at 6 bar per cycle 0°-90°-0°: 18 l
Product weight: 19,800 g
Shaft connection: V22
Pneumatic connection: Subbase | G1/4
Materials note: Contains PWIS substances

Engineering context

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Our sourcing response is prepared against Festo 190231. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.