191078

Name: Festo 191078 Vacuum cup without connector ESV-50-CS
Brand: Festo

Vacuum cup without connector ESV-50-CS

The Festo 191078 is a transparent round protective bellows 3.5-fold industrial component featuring a 50 mm suction cup diameter, a 17.5 mm height compensation, and a 38.92 cm³ suction cup volume constructed from VMQ silicone with a 50 +/-5 Shore hardness. This 21.3 g part operates within a -95 kPa to 0 kPa pressure range, delivers a 63.4 N holding force at a nominal operating pressure of -70 kPa, and accommodates a minimum workpiece radius of 180 mm across an ambient temperature range of -30 °C to 180 °C. Featuring an upward connection position, any mounting position, VDMA24364 Zone III LABS conformity, and RoHS compliance, it utilizes atmospheric air operating medium according to ISO 8573-1:2010 [7:-:-]. Submit part number 191078, quantity, and application requirements for an exact quote.

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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: 191078
Data verification: Manufacturer evidence reviewed

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Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Suction cup height compensation: 17.5 mm
Min. workpiece radius: 180 mm
Suction cup diameter: 50 mm
Suction cup volume: 38.92 cm³
Connection position: up
Mounting position: Any
Suction cup shape: round protective bellows 3.5-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:-:-]
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: 63.4 N
Product weight: 21.3 g
Color: Transparent
Shore hardness: 50 +/-5
Note on materials: RoHS compliant
Suction cup material: VMQ (silicone)

Engineering context

Identification and RFQ Guidance

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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

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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 191078. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.