190291

Name: Festo 190291 Semi-rotary actuator DRE-77-F10-Q10-FO-C
Brand: Festo

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

This Festo industrial component, part number 190291, is a single-acting rack and pinion actuator featuring an actuator size of 77, an F10 flange hole pattern, and a 90-degree swivel angle with spring-force closing and opening direction. The unit operates at a working pressure of 2 to 10 bar using compressed air conforming to ISO 8573-1:2010 [7:4:4], supports lubricated operation, and includes VDI/VDE 3845 (NAMUR) valve connections along with ISO 5211 fitting connections without cushioning or position detection. Certified for hazardous locations under ATEX category II 2G for gas (c T6) and II 2D for dust (c 60°C) within an explosion-proof ambient temperature range of -20°C to +60°C, it carries the CE symbol according to the EU-Ex protection guideline and allows assembly in any position. Submit the exact part number, quantity, and application requirements to request a quote.

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Manufacturer: Festo
Part number: 190291
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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: 4
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
Materials information, housing: Aluminum

Engineering context

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Our sourcing response is prepared against Festo 190291. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.