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 525666 is a double-acting pneumatic parallel gripper featuring two jaws driven by a gear rack and pinion structural design with a size 32 and a stroke per gripper jaw of 12.5 mm. Operating at a pressure range of 5 bar to 8 bar with compressed air as per ISO 8573-1:2010 [7:4:4], this component provides a gripping force backup during closing, a repetition accuracy of 0.02 mm, and position sensing compatibility for Hall and inductive sensors. It achieves a max operating frequency of 4 Hz, a min opening time of 103 ms at 6 bar, a min closing time of 101 ms at 6 bar, a max mass per external gripper finger of 300 g, a max interchangeability of 0.1 mm, a rotational symmetry of 0.05 mm, zero max gripper jaw angular play ax and ay, and zero max gripper jaw backlash Sz. 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 525666. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.