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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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Festo
9798
Quick exhaust valve SEU-1/8-NPT
The Festo 9798 is a quick exhaust industrial component featuring an integrated muffler and 1/8 NPT pneumatic connections on both ports. It delivers a standard nominal flow rate of 390 l/min for exhaust air from 6 to 5 bar and operates across a pressure range of 0.5 bar to 10 bar within an ambient temperature range of -20 °C to 75 °C. This screw-in unit functions with compressed air matching ISO 8573-1:2010 [7:-:-] standards, permitting oil lubrication while maintaining a nominal width of 5 mm and an 86 dB(A) noise level. 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
- 9798
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 9798.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Valve function
- Quick exhaust
- Selection of additional function
- with muffler
- Pneumatic connection 1
- 1/8 NPT
- Pneumatic connection 2
- 1/8 NPT
- Type of mounting
- Screw-in
- Standard nominal ow rate exhaust air 6->5 bar
- 390 l/min
- Standard ow rate exhaust 6-> 0 bar
- 1000 l/min
- Standard nominal ow rate pressurization 6->5 bar
- 300 l/min
- Operating pressure
- 0.5 bar...10 bar
- Ambient temperature
- -20 °C...75 °C
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Nominal width
- 5 mm
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Temperature of medium
- -20 °C...75 °C
- Noise level
- 86 dB(A)
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 9798. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.