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 part number 8043517 is a 14 mm industrial component featuring a pressure regulator for 4 designed for vertical pneumatic stacking on a manifold sub-base in any mounting position. It provides a constant output pressure with secondary exhausting across a regulation range of 2 bar to 6 bar, operating with compressed air as per ISO 8573-1:2010 [7:4:4] and an inlet pressure of 0.5 bar to 10 bar. Constructed with a PA controller housing and operator panel, NBR seals, and an M5 pressure gauge connection, this IP65-rated unit weighs 76 g and supports oil-lubricated operation. 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 8043517. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.