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 558665 is a straight industrial component featuring a 6 mm nominal width and a push-pull structural design for 8 mm outside diameter pneumatic tubing via an external thread G1/4 connection. Rated for an operating pressure range of -0.95 bar to 16 bar and ambient temperatures from -20 °C to 70 °C, this RoHS-compliant part accommodates compressed air as per ISO 8573-1:2010 [7:-:-] with lubricated operation possible. Each pack size contains 10 units, weighing 13.6 g each, equipped with a sealing ring on the screwed plug and an external hexagon SW14 or internal hexagon AF 6 mounting rated for a 7.5 Nm nominal tightening torque with a ±20% tolerance. 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 558665. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.