190244

Name: Festo 190244 Semi-rotary actuator DRE-77-F12-Q12-FS-O
Brand: Festo

Semi-rotary actuator DRE-77-F12-Q12-FS-O

The Festo part number 190244 is a single-acting rack and pinion industrial component featuring an actuator size of 77 and an ISO 5211 conforming F12 flange hole pattern. Designed with a 90-degree swivel angle and unbuffered operation, this unit utilizes spring force for the closing direction across an operating pressure range of 2 to 10 bar with dried compressed air. It incorporates VDI/VDE 3845 NAMUR valve connections, ATEX II 2 GD c X certification for ambient temperatures from -20°C to +60°C, and a corrosion resistance classification of CRC 3 for environments ranging from -20 to 80 °C. Submit the exact part number, quantity, and application requirements for a formal price and lead time quote.

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Manufacturer: Festo
Part number: 190244
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Technical Specifications

Size of actuator: 77
Flange hole pattern: F12
Swivel angle: 90 deg
End-position adjustment range at 0°: -4 ... 8 deg
End-position adjustment range at 90°: -8 ... 4 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, closing
Valve connection conforms to standard: VDI/VDE 3845 (NAMUR)
Operating pressure: 2 ... 10 bar
ATEX identification: II 2 GD c X
ATEX ambient temperature: -20°C <= Ta <= +60°C
Operating medium: Dried compressed air, lubricated or unlubricated
CE symbol (see declaration of conformity): according to EU-Ex protection guideline (ATEX)
Corrosion resistance classification CRC: 3
Ambient temperature: -20 ... 80 °C
Air consumption at 6 bar per cycle 0°-90°-0°: 18 l
Product weight: 19,800 g
Shaft connection: V27
Pneumatic connection: Subbase | G1/4
Materials note: Contains PWIS substances

Engineering context

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Our sourcing response is prepared against Festo 190244. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.