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 3660628, is a double-acting profile barrel cylinder featuring a 40 mm piston diameter, a 250 mm stroke, and an M12x1.25 external piston rod thread conforming to ISO 15552. Designed for any mounting position, it operates at pressures from 0.06 MPa to 1.2 MPa utilizing compressed air per ISO 8573-1:2010 [7:4:4] with adjustable pneumatic cushioning at both ends and position sensing via proximity switch. The unit delivers a theoretical retracting force of 633 N at 6 bar across an ambient temperature range of -20 °C to 80 °C, and carries a corrosion resistance class of 2 with VDMA24364-B1/B2-L LABS conformity. 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 3660628. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.