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Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
189388
Vacuum suction cup ESS-40-BS
The Festo 189388 is a round 40 mm industrial suction cup featuring a 1.5-fold protective bellows shape and a size 4 holder classification, designed with an upward connection position and an overall product weight of 18.7 g. It provides a nominal width of 3 mm, a suction cup volume of 8.87 cm³, a height compensation of 9.5 mm, and a minimum workpiece radius of 90 mm while operating within a pressure range of -95 kPa to 0 kPa and delivering a holding force of 52.3 N at a nominal operating pressure of -70 kPa. This component achieves an ambient temperature range of -30 °C to 180 °C, a lateral force of 32.5 N, a corrosion resistance class of 1, and VDMA24364 Zone III LABS conformity for atmospheric air per ISO 8573-1:2010 [7:-:-]. Submit the exact part number, quantity, and application requirements to request a quote.
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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
- 189388
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 189388.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Suction cup height compensation
- 9.5 mm
- Min. workpiece radius
- 90 mm
- Nominal width
- 3 mm
- Suction cup diameter
- 40 mm
- Suction cup volume
- 8.87 cm³
- Connection position
- up
- Mounting position
- Any
- Classication of suction cup holder
- Size 4
- Suction cup shape
- round protective bellows 1.5-fold
- 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
- 52.3 N
- Lateral force at nominal operating pressure
- 32.5 N
- Product weight
- 18.7 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
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 189388. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.