REXROTH 523-403-025-0 Pneumatic Cylinder Bar 523-403-050-0 80MM 250MM

( Brand: Rexroth ), ( Manufacturer Part Number: 523-403-025-0 ), ( Model: 523 403 050 0 ), ( Part Type: Pneumatic Cylinder Bar ), ( Suitable Media: Compressed Air ), ( Unit Type: Unit ), ( Cylinder Type: Single-rod Cylinder ), ( Cylinder Action: Double-acting ), ( Stroke Length: 250 Mm ), ( Bore Diameter: 80 Mm ), ( Country Of Origin: Germany ), ( Maximum Pressure: 10 Bar )

Review REXROTH 523 403 050 Iso Pneumatic Cylinder 80mm Bore 250mm Stroke Bar

The **Bosch Rexroth 523-403-025-0 (and its variant 523-403-050-0)** pneumatic cylinder is a high-performance, ISO-standardized double-acting air cylinder designed for demanding industrial applications where precision, reliability, and durability are paramount. Part of Rexroth s renowned **Industrial Automation** line, this cylinder adheres to **ISO 6432 standards**, ensuring seamless integration with global pneumatic systems while delivering consistent performance across diverse manufacturing, packaging, material handling, and automation environments. With an **80mm bore diameter**, this cylinder provides a robust stroke length of **250mm**, offering a balanced combination of force and travel for tasks requiring moderate to heavy-duty motion control. The **10-bar working pressure** (145 psi) capability ensures efficient operation while maintaining energy efficiency, making it suitable for applications where air consumption and operational costs must be optimized. Constructed from high-quality materials, including a **chrome-plated rod** for corrosion resistance and extended wear life, and a **durable aluminum or steel housing**, this cylinder is engineered to withstand frequent cycling, harsh environmental conditions, and high-speed operations without compromising performance.

The **523-403 series** features a **standard ISO quick-release mounting system**, allowing for quick and secure attachment to machinery without the need for specialized tools, which simplifies maintenance and reduces downtime. The cylinder s **double-acting design** ensures bidirectional force, enabling precise control in both extension and retraction phases, which is critical for applications such as clamping, positioning, or pushing/pulling operations. The **sealed piston rod** incorporates advanced **PTFE (polytetrafluoroethylene) or polyurethane seals**, minimizing friction and preventing contamination, while the **integrated cushioning system** on both ends of the stroke reduces impact forces, extending the life of the cylinder and protecting connected equipment. Additionally, the **standardized port connections** (typically M10 x 1.5 or M12 x 1.5) ensure compatibility with Rexroth s **4/2 and 5/2 directional control valves**, as well as other industry-standard pneumatic components, facilitating easy system integration.

Beyond its mechanical robustness, the **523-403-025-0 and 523-403-050-0** cylinders are engineered for **high repeatability and positional accuracy**, making them ideal for automated processes where consistency is non-negotiable. The **smooth, low-friction operation** of Rexroth s proprietary **piston and rod design** reduces energy loss and operational noise, contributing to a quieter and more efficient workspace. Whether deployed in **automated assembly lines, robotic systems, or material transport applications**, this cylinder delivers **reliable, high-speed actuation** while adhering to strict quality and performance benchmarks. With **optional accessories** such as **position sensors, magnetic rod indicators, or custom end-of-stroke adjustments**, users can further tailor the cylinder to specific application requirements, enhancing versatility in dynamic industrial settings. As part of Bosch Rexroth s legacy of **innovative automation solutions**, this pneumatic cylinder exemplifies the fusion of **engineering precision, durability, and adaptability**, making it a trusted choice for engineers and operators seeking dependable pneumatic actuation.

### **Pros and Cons of buying a Rexroth 523-403-025-0 (ISO Pneumatic Cylinder, 80mm Bore, 250mm Stroke, 10 Bar)**

1. **High Quality and Reliability** Bosch Rexroth is a well-established brand known for precision engineering, durability, and consistent performance in industrial applications. Their pneumatic cylinders are designed for long-term use in demanding environments.

2. **ISO Compliance** The cylinder adheres to **ISO 6432** standards, ensuring compatibility with other ISO-certified components in your system. This reduces the risk of misalignment or performance issues when integrated with existing equipment.

3. **Precision Engineering** The **80mm bore** and **250mm stroke** provide a balanced force-to-speed ratio, making it suitable for applications requiring moderate to high force (e.g., material handling, packaging, or automation). The **10-bar working pressure** allows for efficient operation without excessive wear.

4. **Standardized Mounting Options** The cylinder likely includes **ISO-standardized flanges or trunnion mounts**, making installation easier and ensuring proper alignment with other pneumatic components.

5. **Compatibility with Rexroth Pneumatic Systems** If you already use Rexroth valves, distributors, or control systems, this cylinder will integrate seamlessly, reducing compatibility issues and simplifying maintenance.

6. **Good Force Output** With an **80mm bore**, the cylinder can generate a significant pushing/pulling force (calculable via the formula **F P A**, where **P 10 bar 1 MPa** and **A (0.04 m) 0.0126 m **, yielding ** 126 N/cm or 12.6 kN** at full pressure). This makes it suitable for light to medium-duty applications.

7. **Durable Construction** Rexroth cylinders are typically made from **high-quality steel**, with **hardened rods, sealed guides, and robust end caps**, reducing wear and extending service life.

8. **Easily Repairable and Maintainable** As a branded component, spare parts (seals, rods, pistons) are widely available, and Rexroth s technical support can assist with troubleshooting.

9. **Energy Efficiency** Modern Rexroth cylinders are designed for **low leakage and efficient air consumption**, reducing operational costs over time.

10. **Warranty and After-Sales Support** Bosch Rexroth offers **warranty coverage** and access to authorized service centers, ensuring long-term reliability.

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1. **Higher Upfront Cost** Compared to generic or non-branded pneumatic cylinders, Rexroth components are **more expensive**. If budget is a constraint, alternatives (e.g., Festo, SMC, or aftermarket brands) may offer similar performance at a lower price.

2. **Potential Overkill for Light-Duty Applications** If the application requires **very low force or slow movement**, a smaller cylinder (e.g., 63mm bore) might suffice, reducing unnecessary cost.

3. **Specialized Installation Requirements** ISO compliance is beneficial, but if your existing system uses **non-ISO mounts**, additional adapters may be needed, adding complexity.

4. **Dependence on Rexroth Ecosystem** If you rely heavily on Rexroth components, switching to a different brand later could create compatibility issues. However, this is more of a long-term consideration.

5. **Maintenance Knowledge Required** While Rexroth cylinders are durable, they still require **regular lubrication, seal checks, and air filter maintenance**. Poor maintenance can reduce lifespan.

6. **Lead Times for Spare Parts** In some regions, **Rexroth spare parts may have longer lead times** compared to more widely available brands like Festo or SMC.

7. **Potential for Over-Specification** If the application only requires **5-7 bar** instead of **10 bar**, a lower-pressure cylinder could be more cost-effective while still meeting performance needs.

8. **Weight and Space Considerations** At **80mm bore**, the cylinder is **bulkier than smaller models**, which may be a constraint in space-limited applications.

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### **Conclusion**

The **Bosch Rexroth 523-403-025-0 (ISO, 80mm 250mm, 10 bar)** is an **excellent choice** for applications requiring **reliable, high-quality pneumatic actuation** in industrial settings. Its **ISO compliance, durability, and compatibility with Rexroth systems** make it a strong investment for **medium to heavy-duty tasks** where precision and longevity are critical.

However, if the application is **light-duty, cost-sensitive, or space-constrained**, a **smaller bore (e.g., 63mm) or a different brand** (e.g., Festo, SMC) might be more appropriate. Additionally, if **budget is a major concern**, comparing it with **aftermarket or generic cylinders** (while ensuring quality) could yield savings without sacrificing performance.

- You need **high reliability and long-term durability** in an industrial setting.

- Your system already uses **Rexroth components** for seamless integration.

- The application demands **moderate to high force (e.g., 10-15 kN)** and **precise positioning**.

- You can justify the **higher upfront cost** with **lower maintenance and replacement costs over time**.

- The application is **light-duty** (opt for a smaller bore, e.g., 63mm).

- **Budget is tight** (compare with Festo, SMC, or high-quality aftermarket options).

- **Space is limited** (a smaller cylinder may fit better).

- You **do not currently use Rexroth** and prefer a more flexible ecosystem.

For most **industrial automation, material handling, or packaging applications**, this Rexroth cylinder is a **strong, well-supported choice** that balances performance, durability, and compatibility. If cost is the primary concern, a **cost-benefit analysis** against alternatives should be conducted before purchasing.

Details:

Rexroth Merman Pneumatic 523 403 050 Pneumatic Cylinder 80mm Bore 250mm Stroke 10 Bar.

part #: 5234030250 prices

• $160.65-$272.00

specifications hydraulicylind:

• brand: Rexroth
• mpn: 523-403-025-0
• model: 523 403 050 0
• part type: Pneumatic Cylinder Bar
• suitable media: Compressed Air
• unit type: Unit
• cylinder type: Single-rod Cylinder
• cylinder action: Double-acting
• stroke length: 250 Mm
• bore diameter: 80 Mm
• country of origin: Germany
• maximum pressure: 10 Bar

seller hydraulicylind:

• rating: 100.0%
• city: Kennesaw, Georgia
• # reviews: 3563

payments hydraulicylind:

• other
• credit card: Mastercard
• wallet: Paypal

shipping hydraulicylind:

• type: Calculated
• service: FedEx Ground / FedEx Home Delivery, UPS Ground, FedEx Standard Overnight, UPS Next Day Air
• cost: $21.38
• carrier: FedEx, UPS
• transit: 4-8 Days
• class: Standard, One-day

general hydraulicylind:

• condition: Used
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Cylinders

returns hydraulicylind:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

offer hydraulicylind:

• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home
• started: March 30, 2026

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