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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
193259
On/off valve HEP-3/4-D-MAXI
The Festo 193259 is a pneumatic piston gate valve featuring a 3/2-way, closed, monostable valve function with soft sealing and a mechanical spring reset method. This component delivers a normal nominal flow rate of 6000 l/min, a C value of 28 l/sbar, a b-value of 0.32, and operates within a pressure range of 0 bar to 16 bar using compressed air or inert gases. Designed for in-line installation or mounting with accessories, the unit features a moderate corrosion resistance class (CRC 2), operates in temperatures from -10 °C to 60 °C, and allows for oil-lubricated operation. Submit the exact part number, quantity, and application requirements to request a formal quote for this component.
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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
- 193259
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 193259.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Structural design
- Piston gate valve
- Actuation type
- Pneumatic
- Sealing principle
- Soft
- Exhaust air function
- Cannot be throttled
- Manual override
- None
- Reset method
- Mechanical spring
- Valve function
- 3/2-way, closed, monostable
- Operating pressure
- 0 MPa...1.6 MPa | 0 bar...16 bar
- Pilot pressure
- 3 bar...16 bar
- C value
- 28 l/sbar
- b-value
- 0.32
- Normal nominal ow rate (normalized to DIN 1343)
- 6000 l/min
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4] | Inert gases
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- Note on materials
- RoHS compliant
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Temperature of medium
- -10 °C...60 °C
- Ambient temperature
- -10 °C...60 °C
- Type of mounting
- In-line installation | With accessories
- Mounting position
- Any
- Flow direction
- Non-reversible
- Product weight
- 800 g
- Pneumatic connection 1
- G3/4
- Pneumatic connection 2
- G3/4
- Pneumatic connection 3
- G3/8
- Pilot air port 12
- G1/8
- Air quality class at the output
- Compressed air as per ISO 8573-1:2010 [7:4:4] | Inert gases
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 193259. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.