The FESTO ADVUL-50-30-P-A, Order Number 156898, is a compact guided pneumatic cylinder designed for industrial linear motion where short travel, anti-rotation control, and a space-saving structure are all required at the same time. It belongs to FESTO’s ADVUL family and is currently listed in the Classic range on FESTO’s product site. The official datasheet identifies this model as a double-acting compact cylinder with a 50 mm piston diameter and a 30 mm stroke.
What makes this cylinder different from a standard unguided compact actuator is its integrated guide concept. FESTO specifies guide rod with yoke as the anti-rotation and guidance arrangement, which means the unit is intended for applications where the load must move in a controlled linear path without twisting. In real machine design, that is valuable for pressing, stopping, separating, positioning, and handling functions where a conventional rod cylinder would otherwise need an external guide unit.
The ADVUL-50-30-P-A is built for compact industrial automation rather than for long-travel transport duty. Its 30 mm stroke is short enough to keep the body compact, yet long enough for meaningful mechanical tasks in packaging systems, assembly fixtures, transfer stations, and general OEM equipment. FESTO also confirms position sensing for proximity sensor, which makes the cylinder suitable for PLC-based automation logic where motion confirmation is required.
Product Identity
| Item | Specification |
|---|---|
| Brand | FESTO |
| Order Number | 156898 |
| Model | ADVUL-50-30-P-A |
| Product Type | Compact guided cylinder |
| Series | ADVUL |
| Operating Principle | Double-acting |
| Piston Diameter | 50 mm |
| Stroke | 30 mm |
| Cushioning | Elastic cushioning rings/plates at both ends |
| Guide / Anti-Rotation | Guide rod with yoke |
| Position Detection | For proximity sensor |
| Piston Rod End | Female thread |
| Mounting Position | Any |
| Operating Pressure | 1 bar to 10 bar |
| Pneumatic Connection | G1/8 |
| Product Net Weight | 899 g |
The identification above is based on FESTO’s official product page, current datasheet, and current ADVUL family documentation. The product weight is derived from FESTO’s official weight table: 707 g basic weight at 0 mm stroke plus 64 g for each additional 10 mm stroke, which results in approximately 899 g for the 30 mm version.
Key Technical Specifications
| Item | Specification |
|---|---|
| Brand | FESTO |
| Order Number | 156898 |
| Model | ADVUL-50-30-P-A |
| Cylinder Type | Compact cylinder |
| Structural Design | Piston, piston rod |
| Mode of Operation | Double-acting |
| Piston Diameter | 50 mm |
| Stroke | 30 mm |
| Cushioning | Elastic cushioning rings/pads at both ends |
| Mounting Position | Any |
| Piston Rod End | Female thread |
| Position Detection | For proximity sensor |
| Variants | Piston rod at one end |
| Torque / Guide Protection | Guide rod with yoke |
| Operating Pressure | 0.1 MPa to 1 MPa |
| Operating Pressure | 1 bar to 10 bar |
| Operating Medium | Compressed air as per ISO 8573-1:2010 [7:4:4] |
| Ambient Temperature | -20 °C to 80 °C |
| Corrosion Resistance Class | CRC 2 |
| PWIS Conformity | VDMA24364-B1/B2-L |
| Impact Energy in End Positions | 0.64 J |
| Theoretical Force at 6 bar, Advance Stroke | 1178 N |
| Theoretical Force at 6 bar, Return Stroke | 1057 N |
| Moving Mass at 0 mm Stroke | 259 g |
| Additional Moving Mass per 10 mm Stroke | 29 g |
| Basic Weight at 0 mm Stroke | 707 g |
| Additional Weight per 10 mm Stroke | 64 g |
| Calculated Product Weight at 30 mm Stroke | Approx. 899 g |
All values in the table above come from FESTO’s official datasheet and current ADVUL catalog documentation for this exact model.
Design Characteristics
The most important design feature of the ADVUL-50-30-P-A is that it combines compact cylinder architecture with integrated guidance. FESTO does not describe it as a plain compact cylinder only; the official datasheet explicitly states guide rod with yoke as the torque-protection and guidance solution. That means the actuator is intended to resist rotation of the moving element and support better load stability than a standard non-guided compact cylinder. In practical terms, this improves reliability in applications where the tool or load creates offset forces or where accurate orientation must be preserved during motion.
Another important feature is the female-thread piston rod end. In many machine layouts, an internal rod-end thread is easier to integrate than a fixed external thread because it allows more flexibility in couplers, threaded adapters, and compact mounting geometries. For machine builders working inside tight assemblies, that can reduce interference and simplify alignment. Combined with the short body of the ADVUL format, this makes the cylinder easier to install in dense mechanisms where both stroke length and connection geometry matter.
The elastic cushioning rings or plates at both ends are also relevant. For a short-stroke guided cylinder, end-position cushioning helps reduce impact loads at the ends of travel and supports smoother repeated operation. FESTO specifies an impact energy in end positions of 0.64 J, which gives a useful technical reference for the intended operating envelope. That is particularly important when the cylinder is used in repetitive automation cycles rather than occasional manual-duty motion.
Performance and Operating Value
At 6 bar, FESTO specifies a theoretical advancing force of 1178 N and a theoretical return force of 1057 N. Those values place the ADVUL-50-30-P-A well above very small compact cylinders and make it suitable for medium-duty short-stroke tasks. In industrial use, this level of force is practical for stop functions, pressing assistance, separating operations, clamping support, and positioning tasks where a compact footprint is still required. It is not a long-stroke transport actuator, but for short guided motion it offers meaningful force output.
The operating pressure range of 1 to 10 bar also makes the model compatible with standard industrial compressed-air systems. FESTO specifies compressed air according to ISO 8573-1:2010 [7:4:4] as the operating medium, which confirms the cylinder is intended for conventional pneumatic automation environments rather than for unusual specialty media. FESTO also notes that lubricated operation is possible, but if lubrication is used it must continue to be used. That is a normal pneumatic maintenance rule, but it matters because inconsistent lubrication policy can shorten seal life and reduce long-term consistency.
The official ambient temperature range of -20 °C to 80 °C, together with CRC 2 corrosion resistance and PWIS conformity, further supports its role as a practical industrial actuator. These specifications do not imply harsh-chemical-duty service, but they do show that the product is intended for real factory environments and not only for lightly loaded indoor demonstration systems.
Weight and Mechanical Practicality
For engineering, packaging, and commercial documentation, product weight is a useful parameter. FESTO’s official datasheet does not simply provide a rough shipping number; it provides a weight basis for the model family. For the ADVUL-50 series, FESTO lists a basic weight of 707 g at 0 mm stroke and an additional 64 g for every 10 mm of stroke. For the 30 mm version, that calculation gives 899 g, which is the most defensible product-weight figure for technical use.
That weight level is consistent with the cylinder’s design role. This is not an ultra-light mini actuator; it is a guided compact cylinder with a 50 mm bore and built-in anti-rotation structure. The mass reflects that more robust mechanical format. For machine designers, the weight affects bracket design, moving-mass calculation, and structural support. For exporters and spare-parts suppliers, it supports more accurate packing and freight estimation.
Typical Application Areas
| Application Area | Why ADVUL-50-30-P-A Fits |
|---|---|
| Assembly equipment | Guided short-stroke motion for pressing, stopping, or separation |
| Packaging machinery | Compact body with anti-rotation guidance for controlled movement |
| Handling modules | Stable linear actuation where external guidance is not desired |
| Fixtures and tooling | Female-thread rod end supports practical mechanical integration |
| General OEM automation | Compact guided design reduces installation complexity |
These application examples are based on FESTO’s published bore, stroke, force, guidance concept, sensing capability, and operating range rather than on generic promotional language.
Materials and Industrial Suitability
FESTO’s official current datasheet for the model emphasizes the product’s functional values rather than listing a long decorative materials summary, but the published technical characteristics already show a serious industrial positioning: guided construction, sensing capability, CRC 2 corrosion resistance, PWIS conformity, and broad ambient-temperature suitability. In addition, FESTO’s current ADVUL family documentation continues to list this exact order number as a valid catalog item, which supports the view that it remains a defined replacement and application part inside the ADVUL family.
It is also worth noting that FESTO currently places the ADVUL family in the Classic category on its product site. That means the platform belongs to an established product generation rather than a newly introduced one. For many users, that is not a drawback. In industrial reality, Classic products often remain highly relevant for installed-base maintenance, spare-parts support, and continuity in proven machine designs.
Conclusion
The FESTO ADVUL-50-30-P-A, Order Number 156898, is a compact guided pneumatic cylinder designed for short, controlled linear motion in industrial automation. Its official specification includes a 50 mm piston diameter, 30 mm stroke, double-acting operation, female-thread piston rod end, guide rod with yoke for anti-rotation, elastic cushioning at both ends, and position sensing for proximity sensor. FESTO also specifies 1 to 10 bar operating pressure, 1178 N theoretical advance force at 6 bar, and a product weight of approximately 899 g based on the official weight table.
For users who need a compact actuator with better load guidance and anti-rotation behavior than a basic rod cylinder, this model is a practical and technically clear option. It is particularly suitable for machinery where controlled short-stroke motion, space efficiency, and structured integration matter more than long travel. In that sense, the ADVUL-50-30-P-A is not just a compact cylinder. It is a guided compact actuator built for real industrial work.
