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Festo
525989
Vacuum suction cup ESS-40-BT-M6
The Festo part number 525989 is a round protective bellows 1.5-fold industrial component featuring a 40 mm suction cup diameter, a 9 mm suction cup holder height compensator, and a nominal width of 2.5 mm. Weighing 18 g in a reddish brown color, this unit operates within a pressure range of -0.95 bar to 0 bar at a nominal operating pressure of -0.7 bar, delivering a holding force of 59 N and a lateral force of 22 N using atmospheric air based on ISO 8573-1:2010 [7:-:-]. It offers any mounting position via an M6 vacuum connection, a suction cup volume of 9.8 cm³, a minimum workpiece radius of 35 mm, a size 4 suction cup holder classification, moderate corrosion stress resistance class (CRC 2), VDMA24364-A1-L LABS conformity, and an ambient temperature range of -10 °C to 80 °C. Please submit the exact part number, quantity, and application requirements to receive a formal quotation.
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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
- 525989
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 525989.
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 holder height compensator
- 9 mm
- Min. workpiece radius
- 35 mm
- Nominal width
- 2.5 mm
- Suction cup diameter
- 40 mm
- Suction cup volume
- 9.8 cm³
- Mounting position
- Any
- Classication of suction cup holder
- Size 4
- Suction cup shape
- round protective bellows 1.5-fold
- Operating pressure
- -0.95 bar...0 bar
- Nominal operating pressure
- -0.7 bar
- Operating medium
- Atmospheric air based on ISO 8573-1:2010 [7:-:-]
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- LABS (PWIS) conformity
- VDMA24364-A1-L
- Ambient temperature
- -10 °C...80 °C
- Holding force at nominal operating pressure
- 59 N
- Lateral force at nominal operating pressure
- 22 N
- Product weight
- 18 g
- Type of mounting
- Via vacuum connection
- Vacuum connection
- M6
- Color
- Reddish brown
- Shore hardness
- 72 +/-5
- Material of screwed plug
- Wrought aluminum alloy
- Note on materials
- RoHS compliant
- Suction cup material
- VULKOLLAN
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 525989. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.