190254

Name: Festo 190254 Semi-rotary actuator DRE-77-F12-Q12-FO-O
Brand: Festo

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

The Festo part number 190254 is a single-acting rack and pinion industrial component featuring an actuator size of 77 and an ISO 5211 compliant F12 flange hole pattern. This unit provides a 90-degree swivel angle with an end-position adjustment range of -4 to 8 degrees at 0 degrees and -8 to 4 degrees at 90 degrees, operating on dried compressed air at pressures from 2 to 10 bar without cushioning or position detection. Built with an ATEX identification of II 2 GD c X and a corrosion resistance classification CRC of 3, the mechanism operates within ambient temperatures from -20 to 80 degrees Celsius. Submit your exact part number, quantity, and application requirements for a formal quote.

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Manufacturer: Festo
Part number: 190254
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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, opening
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 190254. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.