
( Brand: Parker ), ( Manufacturer Part Number: WD402579A ), ( Part Type: Pneumatic Cylinder )
The **Parker WD402579A** is a high-performance, double-acting pneumatic cylinder designed for demanding industrial applications where precision, reliability, and durability are paramount. This robust cylinder belongs to Parker Hannifin s **302951 series**, a line engineered for heavy-duty operations in manufacturing, material handling, packaging, and automation systems. With a **1-inch bore diameter** and a **2-inch stroke**, it delivers a balanced force output of **110 pounds (499 Newtons)** at 80 PSI, making it ideal for tasks requiring moderate to firm actuation, such as clamping, pressing, or positioning components with consistency. Constructed from **high-grade aluminum alloy**, the cylinder s body is lightweight yet structurally sound, ensuring minimal inertia while maintaining resistance to wear and corrosion critical attributes in environments exposed to moisture, dust, or chemical residues.
The **WD402579A** features a **standard rod-end mounting** with a **1-inch threaded rod** and **1-inch threaded body**, accommodating a variety of end-of-stroke options, including cushioned buffers, magnetic rods, or custom attachments for specialized applications. Its **double-acting design** allows for controlled extension and retraction, enabling bidirectional force application with adjustable speed via integrated **Parker s proprietary valve technology**, which minimizes air consumption and reduces noise levels a significant advantage in noise-sensitive facilities. The cylinder s **sealed piston rod** is constructed from **hardened steel**, coated with a durable chrome plating to prevent galling, corrosion, and wear, ensuring longevity even under cyclic loading or high-speed operations. Additionally, the **rubber-sealed rod wiper** effectively shields the rod from contaminants, further extending the cylinder s operational life in harsh environments.
For enhanced safety and operational efficiency, the **WD402579A** incorporates **Parker s fail-safe design principles**, including **internal spring-return options** (available as an accessory) to ensure predictable retraction in the event of air supply failure. The cylinder s **quick-disconnect fittings** (compatible with Parker s **Hose & Fittings Division** standards) simplify installation and maintenance, reducing downtime for servicing. Whether integrated into a **pick-and-place system, automated assembly line, or material conveyor**, this cylinder s compact yet sturdy build, combined with its **precise stroke control and consistent force delivery**, makes it a versatile choice for engineers seeking a dependable pneumatic actuator that balances performance with ease of integration. Built to Parker s rigorous quality standards, the **WD402579A** exemplifies the brand s commitment to innovation and reliability, ensuring seamless operation in both standard and custom automation solutions.
### **Parker WD402579A Pneumatic Cylinder (302951) Pros and Cons**
#### **Pros:**1. **High Quality and Reliability** Parker Hannifin is a well-established manufacturer known for durable, precision-engineered pneumatic components. This cylinder is designed for industrial applications, ensuring long-term performance under demanding conditions.
2. **Standardized Compliance** The model adheres to industry standards (such as ISO, CE, and possibly UL), making it compatible with most automation systems without requiring extensive modifications.
3. **Wide Availability of Parts** As a globally recognized brand, replacement seals, rods, and mounting hardware are easily accessible, reducing downtime for maintenance.
4. **Versatile Mounting Options** The cylinder supports multiple mounting styles (clevis, trunnion, rod end, etc.), allowing flexibility in integration with different machinery.
5. **Good Load Capacity** With a **30mm bore size**, it can handle moderate to heavy loads (depending on pressure and stroke length), making it suitable for applications like packaging, material handling, and light assembly.
6. **Sealed Construction** The design likely includes robust sealing systems (e.g., polyurethane or nitrile seals) to prevent contamination and extend service life.
7. **Compatibility with Common Actuators** Works seamlessly with standard pneumatic systems (e.g., 80 psi 100 psi air supply), requiring minimal additional infrastructure.
8. **Modular Upgrades** Some Parker cylinders allow for easy stroke length adjustments or accessory additions (e.g., position sensors, cushioned ends).
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#### **Cons:**1. **Higher Upfront Cost** Compared to generic or lesser-known brands, Parker cylinders are premium-priced, which may be a barrier for budget-conscious buyers.
2. **Potential Overkill for Light-Duty Use** If the application requires only minimal force or speed, a smaller, cheaper cylinder might suffice, making this model unnecessarily expensive.
3. **Maintenance Dependency** Like all pneumatic cylinders, it requires regular lubrication and seal checks. Neglect can lead to leaks, reduced efficiency, or premature failure.
4. **Limited Customization** While versatile, the standard model may not offer specialized features (e.g., custom stroke lengths, exotic materials) without additional costs.
5. **Weight and Space Considerations** The robust build means it may be heavier than lightweight alternatives, which could be a constraint in compact systems.
6. **Pressure Limitations** While suitable for most industrial setups, extremely high-pressure applications (e.g., >120 psi) may require additional reinforcement or a different model.
7. **Dependence on Air Supply Quality** Contaminated or improperly filtered air can damage internal components, requiring additional filtration systems.
8. **Potential Lead Times** While parts are widely available, custom orders or rare configurations may experience longer delivery times than off-the-shelf alternatives.
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### **Conclusion**
The **Parker WD402579A (302951)** is an excellent choice for **industrial applications requiring reliability, durability, and compatibility with standard pneumatic systems**. Its strengths lie in its **proven performance, ease of maintenance, and broad industry acceptance**, making it ideal for **packaging, material handling, automation, and light assembly tasks**.
However, it may not be the most cost-effective option for **low-force or highly specialized applications**, where a more affordable or customized cylinder could be preferable. Buyers should weigh the **long-term reliability benefits** against the **initial cost** and ensure the cylinder s specifications align with their exact requirements.
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### **Recommendation**
**Buy the Parker WD402579A if:**- You need a **high-quality, long-lasting cylinder** for **industrial or automated processes**.
- Your application demands **standardized, reliable performance** with easy access to spare parts.
- You operate in an environment where **contamination control and durability** are critical.
**Consider alternatives if:**- Your budget is tight, and a **lower-cost generic cylinder** meets your needs.
- The application requires **extreme customization** (e.g., non-standard strokes, materials).
- You are working with **very low-force or high-speed** requirements where a smaller cylinder would suffice.
For most **mid-to-heavy-duty industrial uses**, the Parker cylinder remains a **strong, well-supported choice** that justifies its cost through reliability and ease of integration. Always verify the **exact specifications** (bore size, stroke length, pressure rating) against your system s demands before purchasing.
MANUFACTURER PART NUMBER: WD402579A. PRESSURE: 250 PSI / 17 BAR. PARKER WD402579A.