189823

Name: Festo 189823 Semi-rotary actuator DRD-77-F12-C
Brand: Festo

Semi-rotary actuator DRD-77-F12-C

The Festo part number 189823 is a double-acting rack and pinion industrial component featuring a size 77 actuator with a 90-degree swivel angle and an ISO 5211 conforming F12 flange hole pattern. Designed without position detection or cushioning, this unit operates on compressed air meeting ISO8573-1:2010 [7:4:4] standards at a working pressure of 2 to 10 bar in any assembly position. It includes a VDI/VDE 3845 NAMUR valve connection, a corrosion resistance classification of CRC 4, and ATEX certification for hazardous environments under category II 2G for gas and II 2D for dust within an ambient temperature range of -20°C to +60°C. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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Manufacturer: Festo
Part number: 189823
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Technical Specifications

Size of actuator: 77
Flange hole pattern: F12
Swivel angle: 90 deg
Fitting connection conforms to standard: ISO 5211
Cushioning: No cushioning
Assembly position: Any
Mode of operation: double-acting
Design structure: Rack and pinion
Position detection: No
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: 770 Nm
Air consumption at 6 bar per cycle 0°-90°-0°: 36 l
Product weight: 19,000 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 189823. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.