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
This Festo industrial component, part number 8173539, features a size 20 designation with direct fastening via thread mounting in any position and a product weight of 87 g. Built with high-alloy steel stops and steel screws, it delivers a maximum stop force of 300 N, a maximum tightening torque of 2 Nm with a ±15% tolerance, and an operating ambient temperature range of -10 °C to 60 °C. The unit provides CRC 2 moderate corrosion resistance, VDMA24364-C1-L LABS conformity, RoHS compliance, ISO 14644-1 class 6 cleanroom suitability, and F1a suitability for the production of Li-ion batteries with reduced Cu/Zn/Ni values. Submit the exact part number, quantity, and application requirements for 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 8173539. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.