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 529665 is an industrial fiber filter from the MS series, size 6, featuring a filtration grade of 0.01 µm and a filter efficiency of 99.9999% for compressed air to ISO 8573-1:2010 [6:-:4] or inert gases. It operates at pressures from 0.2 MPa to 1.2 MPa (2 bar to 12 bar), delivering an output air quality class of ISO 8573-1:2010 [3:-:2] with a standard flow rate ranging between 135 l/min and 900 l/min. The unit includes a fully automatic and manual non-detenting condensate drain, an integrated metal bowl guard with a 38 cm³ max condensate volume, and a CRC rating of 2 for moderate corrosion stress within an operating temperature range of -10 °C to 60 °C. 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 529665. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.