189387

Name: Festo 189387 Vacuum suction cup ESS-40-BU
Brand: Festo

Vacuum suction cup ESS-40-BU

The Festo 189387 is a round 40 mm protective bellows 1.5-fold industrial component featuring a 9.5 mm suction cup height compensation, a 3 mm nominal width, and an 8.87 cm³ suction cup volume with an upward connection position. It operates within a pressure range of -95 kPa to 0 kPa, delivering a holding force of 52.3 N and a lateral force of 33 N at a nominal operating pressure of -70 kPa using atmospheric air based on ISO 8573-1:2010 [7:-:-]. Featuring a product weight of 18.7 g, a corrosion resistance class of 1, and VDMA24364 Zone III LABS conformity, this unit mounts via vacuum connection in any position for ambient temperatures from -20 °C to 60 °C. Submit the exact part number, quantity, and application requirements for a quote.

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Manufacturer: Festo
Part number: 189387
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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
Classication 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: -20 °C...60 °C
Holding force at nominal operating pressure: 52.3 N
Lateral force at nominal operating pressure: 33 N
Product weight: 18.7 g
Type of mounting: Via vacuum connection
Vacuum connection: M6
Color: Blue
Shore hardness: 60 +/-5
Material of screwed plug: Wrought aluminum alloy, nickel-plated | Brass, nickel-plated

Engineering context

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Our sourcing response is prepared against Festo 189387. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.