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Festo
189311
Vacuum suction cup ESS-50-SS
The Festo part number 189311 is a round, flat industrial component featuring a 50 mm suction cup diameter, a 3 mm nominal width, and an upward connection position that mounts via an M6 vacuum connection in any orientation. Operating within a pressure range of -95 kPa to 0 kPa with a nominal operating pressure of -70 kPa, this 22 g assembly delivers a holding force of 105.8 N and a lateral force of 84 N for workpieces with a minimum radius of 330 mm. It functions in ambient temperatures from -30 °C to 180 °C utilizing atmospheric air based on ISO 8573-1:2010 [7:-:-], and includes a class 1 corrosion resistance rating alongside VDMA24364 Zone III LABS conformity. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
- Manufacturer
- Festo
- Part number
- 189311
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 189311.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Min. workpiece radius
- 330 mm
- Nominal width
- 3 mm
- Suction cup diameter
- 50 mm
- Suction cup volume
- 2.387 cm³
- Connection position
- up
- Mounting position
- Any
- Classication of suction cup holder
- Size 4
- Suction cup shape
- Round, at
- Operating pressure
- -95 kPa...0 kPa | -0.95 bar...0 bar | -13.775 psi...0 psi
- Nominal operating pressure
- -70 kPa | -0.7 bar | -10.15 psi
- Operating medium
- Atmospheric air based on ISO 8573-1:2010 [7:-:-]
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364 Zone III
- For use in the food industry
- See supplementary material information
- Ambient temperature
- -30 °C...180 °C
- Holding force at nominal operating pressure
- 105.8 N
- Lateral force at nominal operating pressure
- 84 N
- Product weight
- 22 g
- Type of mounting
- Via vacuum connection
- Vacuum connection
- M6
- Color
- Transparent
- Shore hardness
- 50 +/-5
- Material of screwed plug
- Wrought aluminum alloy, nickel-plated | Brass, nickel-plated | Steel, galvanized and chrome-plated
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 189311. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.