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
Engineered with a 2/2-way closed monostable valve function and G1/2 pneumatic connections on both ports, this Festo industrial component features an integrated exhaust air one-way flow control function with manual exhaust and detenting manual override. The unit provides a standardized nominal flow rate of 860 l/min in the flow control direction and 1140 l/min to 1240 l/min in the non-return direction, operating within a pressure range of 0.05 MPa to 1 MPa. Built with welding spatter-resistant properties, it supports an ambient temperature range of -5 °C to 60 °C using compressed air as per ISO 8573-1:2010 [7:4:4] and complies with EU and UKCA directives for EMC and RoHS. Please submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 8177465. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.