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 190877 is a direct-controlled 3/2-way bistable industrial component utilizing a piston gate valve structural design with a soft sealing principle and a nominal width of 3.2 mm. Operating within a pressure range of -0.95 bar to 10 bar, this non-reversible unit delivers a normal nominal flow rate of 369.9 l/min using compressed air as per ISO 8573-1:2010 [7:-:-] and features an unthrottled exhaust function alongside manual actuation. Constructed with a PBT-reinforced housing offering a moderate corrosion resistance class of 2, it supports direct mounting via through-hole or thread in any mounting position with 1/8 NPT pneumatic connections 1 and 2. Submit your exact part number, quantity, and application requirements to request a quote for this component.
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 190877. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.