Confirm the exact configuration
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.

Festo
The Festo 2931686 is a pneumatically operated, externally controlled 2/2-way monostable open pinch valve utilizing a soft sealing principle and rebound resilience for reset. Designed for in-line installation in any mounting position via G1/4 fitting connections, this component features a nominal width DN of 6 and a reversible flow direction supporting a medium pressure range from 0 to 0.4 MPa with vacuum testing up to -0.09 MPa. It operates at a pressure of 0.1 MPa to 0.65 MPa with a fitting nominal pressure PN of 10, a differential pressure of 0.25 MPa, an overload pressure of 0.78 MPa, and a burst pressure of 1.6 MPa. Submit the exact part number, quantity, and application requirements to request a quote.
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.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
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.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Festo 2931686. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.