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Festo
538243
Clamping unit KEC-20-S
The Festo part number 538243 is an industrial component designed to stop linear movement utilizing a clamping mechanism at both ends that operates via spring action and releases with compressed air between 3.8 and 8 bar, featuring a maximum permissible test pressure of 10 bar, a minimum release pressure of 3.8 bar, and a static holding force of 3,200 N for 20 mm round material. Built with NBR and TPE-U(PU) seal materials in any assembly position, this unit weighs 4,515 g, exhibits a corrosion resistance classification CRC of 0, operates within an ambient temperature range of -10 to 60 °C using compressed air conforming to ISO8573-1:2010 [7:4:4], and includes a G1/4 release connection for the clamping unit along with internal female thread or accessory mounting. Authorized by IFA with certificate issuing department IFA 0404023, it achieves Kat. 1, PLc performance level and complies with the EU machines guideline bearing the CE symbol while maintaining RoHS conformance. Submit the exact part number, quantity, and application requirements to receive a formal quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 538243
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 538243.
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Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Assembly position
- Any
- Type of clamping with direction of action
- at both ends | Clamping with spring, release with compressed air
- Safety function
- Stopping a linear movement
- Performance level (PL)
- Kat. 1, PLc
- Working pressure
- 3.8 ... 8 bar
- Max. permissible test pressure
- 10 bar
- Minimum release pressure
- 3.8 bar
- Round material to be clamped
- 20 mm
- Authorization
- IFA
- CE symbol (see declaration of conformity)
- according to EU machines guideline
- Certificate issuing department
- IFA 0404023
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Corrosion resistance classification CRC
- 0 - No corrosion stress
- Ambient temperature
- -10 ... 60 °C
- Static holding force
- 3,200 N
- Product weight
- 4,515 g
- Mounting type
- with internal (female) thread | with accessories
- Release connection, clamping unit
- G1/4
- Materials note
- Conforms to RoHS
- Material seals
- NBR | TPE-U(PU)
- Material spring
- High alloy steel
- Material housing
- Wrought Aluminum alloy
- Material clamp jaws
- Tool steel
- Material piston
- Wrought Aluminum alloy
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 538243. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.