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 553423 is a round protective bellows kit featuring a stroke range of 51 mm to 100 mm, a size 25 designation, a 29 mm outside diameter, and a 34 mm piston rod extension. Constructed with NBR seals and bellows, PA-reinforced adaption parts, and a high-alloy stainless steel threaded pin, this component weighs 31 g, operates within an ambient temperature range of -10 °C to 80 °C, and provides media resistance to dust, chips, oils, grease, and petrol. It features an M5 pneumatic connection, ducted exhaust, internal thread and threaded pin mounting types, a CRC rating of 3 for high corrosion stress, and RoHS compliance with specific restrictions for Li-ion battery production. Submit the exact part number, quantity, and application requirements to request a formal 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 553423. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.