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 553343 is a round protective bellows kit featuring a 57 mm outside diameter, size 63 designation, and a stroke range of 351 mm to 375 mm with a 105 mm piston rod extension. Constructed with NBR seals and bellows, PA-reinforced adaption parts, and high-alloy stainless steel threaded pins, this component delivers IP54 protection, CRC 3 high corrosion stress resistance, and ducted exhaust capability across an ambient temperature range of -10 °C to 80 °C. It resists dust, chips, oils, grease, and petrol, supports push-fitted or threaded pin mounting in any position via a G1/4 pneumatic connection, weighs 165 g, complies with RoHS and VDMA24364-B2-L LABS conformity, and features material notes. 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 553343. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.