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Festo
177191
Swivel/linear unit DSL-20-50-270-P-S2-FF-KF
The Festo part number 177191 is a double-acting rotary vane industrial component featuring a 20 mm piston diameter, a 50 mm stroke, and a ball-bearing guide for torque and guide protection. Operating within a pressure range of 2.5 to 8 bar, this unit delivers a torque of 2.5 Nm at 6 bar and achieves a maximum swivel frequency of 2 Hz with a 272-degree swivel angle and 270-degree rotation angle adjustment range. It incorporates flexible cushioning rings and plates at both ends with a 2.1-degree cushioning angle, a 5 mm cushioning length, and a 5 deg fine adjustment, alongside position detection capabilities for inductive and proximity sensors. Submit the exact part number, quantity, and application requirements for a quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 177191
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 177191.
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Verified configuration
Technical Specifications
- Cushioning angle
- 2.1 deg
- Rotation angle adjustment range
- 270 deg
- Stroke
- 50 mm
- Piston diameter
- 20 mm
- Swivel angle
- 272 deg
- Cushioning
- P: Flexible cushioning rings/plates at both ends
- Assembly position
- Any
- Fine adjustment
- 5 deg
- Mode of operation
- double-acting
- Design structure
- Rotary vane
- Position detection
- For inductive sensors | For proximity sensor
- Variants
- S2: through piston rod
- Protection against torque/guide
- with ball-bearing guide
- Operating pressure
- 2.5 ... 8 bar
- Max. impact speed
- 500 mm/s
- Max. swivel frequency at 6 bar
- 2 Hz
- Operating medium
- Dried compressed air, lubricated or unlubricated
- Ambient temperature
- -10 ... 60 °C
- Cushioning length
- 5 mm
- Torque at 6 bar
- 2.5 Nm
- Theoretical force at 6 bar, return stroke
- 120.5 N
- Theoretical force at 6 bar, advance stroke
- 158 N
- Permissible mass moment of inertia
- 0.00007 kgm2
- Additional weight per 10 mm stroke
- 52 g
- Basic weight for 0 mm stroke
- 1,140 g
- Product weight
- 1,140 g
- Mounting type
- Clamped in T-slot | with external (male) thread | Optional
- Pneumatic connection
- M5
- Materials information for cover
- Wrought Aluminum alloy | Anodized
- Materials information for seals
- TPE-U(PU)
- Materials information, housing
- Wrought Aluminum alloy | Smooth anodized
- Materials information for piston rod
- Heat-treatment steel
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 177191. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.