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Products/Festo/557197
Festo 557197 Compact air cylinder AEN-4"- -
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Festo

557197

Compact air cylinder AEN-4"- -

The Festo 557197 is a single-acting industrial component featuring a 4-inch piston diameter, an ISO 21287-based profile barrel, and a stroke range of 0.039 inches to 0.984 inches with elastic cushioning rings at both ends. Operating within a pressure range of 14.5 psi to 145 psi using compressed air, this unit delivers a theoretical advancing force of 1059 lbf at 6 bar and includes position sensing for proximity sensors alongside a CRC 2 moderate corrosion resistance rating. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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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.

Manufacturer
Festo
Part number
557197
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 557197.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Stroke
0.039 in...0.984 in
Piston diameter
4"
Based on norm
ISO 21287
Cushioning
Elastic cushioning rings/pads at both ends
Mounting position
Any
Mode of operation
Single-acting
Structural design
Piston | Piston rod | Prole barrel
Position sensing
For proximity sensor
Variants
Extended external thread piston rod | Extended piston rod | With anti-twist protection | Heat-resistant seals max. 120°C | Piston rod at one end
Protection against torsion/guide
Square piston rod
Operating pressure
0.1 MPa...1 MPa | 1 bar...10 bar | 14.5 psi...145 psi
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Ambient temperature
-4 °F...248 °F
Impact energy in the end positions
0.516 ft-lbf
Theoretical force at 6 bar, advancing
1059 lbf
Type of mounting
With through-hole | With internal thread | With accessories | Optionally:
Pneumatic connection
1/8 NPT
Flange screws material
Steel
Cover material
Die-cast aluminum, coated
Piston rod material
High-alloy steel

Engineering context

Identification and RFQ Guidance

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.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 557197. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.