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 part number 553329 is a round protective bellows kit featuring a size 50 design with a 57 mm outside diameter, a 476 mm to 500 mm stroke range, and a 134 mm piston rod extension. This component weighs 205 g, provides IP54 protection with ducted exhaust, and offers CRC 3 high corrosion stress resistance alongside media resistance to dust, chips, oils, grease, and petrol across an ambient temperature range of -10 °C to 80 °C. Constructed with NBR seals and bellows, PA-reinforced adaption parts, and a high-alloy stainless steel threaded pin, it mounts via push-fitting or threaded pin in any position with a G1/4 pneumatic connection and RoHS compliance. Submit the exact part number, quantity, and application requirements for an RFQ 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 553329. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.