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Festo
8191823
Ball valve unit VZBA-A-1/4-WW-63-T-22-F0304-V4V4T-PA10
The Festo part number 8191823 is an industrial pneumatic 2-way soft-sealing ball valve featuring a quarter-turn actuator and weld-on ends for in-line installation in any mounting position. Built with an F0304 flange hole pattern and a nominal width DN of 8, this 2/2 valve handles a nominal pressure PN of 63, a Kv flow rate of 7 m³/h, and operating pressures from 0.55 MPa to 0.8 MPa with a breakaway torque of 6 Nm. It accommodates a medium temperature range of -10 °C to 200 °C for compressed air, inert gas, water without water vapor, neutral liquids, and other flow media upon request. Submit the exact part number, quantity, and application requirements to request a 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
- 8191823
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 8191823.
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
- 2-way ball valve | Quarter turn actuator
- Actuation type
- Pneumatic
- Sealing principle
- Soft
- Mounting position
- Any
- Type of mounting
- In-line installation
- Fitting connection
- Weld-on ends/weld-on ends
- Switching position indication
- Slot direction = ow direction
- Flange hole pattern
- F0304
- Nominal width DN
- 8
- Valve function
- 2/2
- Flow direction
- Reversible
- Operating pressure
- 0.55 MPa...0.8 MPa | 5.5 bar...8 bar | 79.75 psi...116 psi
- Nominal pressure of tting PN
- 63
- Breakaway torque at differential pressure, nominal pressure, tting PN
- 6 Nm
- Based on norm
- DIN 3202-S13 | ISO 5211
- Medium
- Compressed air as per ISO 8573-1:2010 [-:-:-] | Inert gas | Water – no water vapor | Neutral liquids | Other ow media on request
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4]
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Temperature of medium
- -10 °C...200 °C
- Flow rate Kv
- 7 m³/h
- Max. surface temperature of assembly
- +105°C...+280°C | T4...T2
- Explosion group of assembly
- IIC, IIIC
- Note on materials
- RoHS compliant
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 8191823. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.