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
Engineered by Festo, part number 3637956 is an industrial component featuring an actuator interface code of S38 and a motor-in interface code of 57A with a transferable torque of 6.5 Nm. This RoHS-compliant unit weighs 340 g, possesses a mass moment of inertia of 5.87 kgmm², and operates at a maximum rotational speed of 8000 rpm in any mounting position. It is rated with an IP40 degree of protection, conforms to VDMA24364-B2-L LABS standards, and functions within ambient and storage temperature ranges of -10 °C to 60 °C and -25 °C to 60 °C respectively, at 0 to 95% relative air humidity over a nominal length of 48 mm. 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 3637956. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.