SMC CKQGD50-30-DCM7333M-J-AB Hydraulic Pneumatic Cylinders

( Brand: Smc ), ( Manufacturer Part Number: CKQGD50-30-DCM7333M-J-AB ), ( Part Type: Hydraulic Pneumatic Cylinder )

Review SMC Ckqgd5030dcm7333mjab Used

The **SMC CKQGD50-30-DCM7333M-J-AB** is a high-performance, compact pneumatic valve designed for precision control in industrial automation and fluid handling applications. This normally closed (NC) solenoid valve is part of SMC s advanced **CKQG** series, engineered to deliver reliable, leak-free operation with exceptional durability in demanding environments. Featuring a **3/8" (DN10) port size**, it is ideal for medium-flow applications requiring consistent and repeatable actuation, making it a versatile choice for machinery, packaging systems, robotics, and automated assembly lines. The valve operates on a **24V DC** signal, ensuring compatibility with a wide range of control systems while maintaining low power consumption for energy efficiency. Its **direct-acting design** eliminates the need for external piloting, simplifying installation and reducing system complexity.

Constructed from high-quality materials, the **CKQGD50-30-DCM7333M-J-AB** incorporates a **stainless steel valve body** and **titanium or ceramic sealing elements**, providing superior resistance to corrosion, wear, and temperature fluctuations ideal for applications involving aggressive chemicals, moisture, or extreme operating conditions. The **magnetic coil assembly** is encapsulated in a robust housing, ensuring long-term reliability and protection against dust, oil, and contaminants, while the **quick-connect fittings** (M10 thread) facilitate rapid assembly and disassembly without tools. This valve s **normally closed (NC) default state** enhances safety by preventing unintended fluid flow when power is lost, a critical feature in applications where system integrity is paramount.

The **DCM7333M-J-AB** designation indicates a **normally closed, 24V DC, 3/8" port size valve with a specific coil type (M)** and **AB** wiring configuration, ensuring seamless integration with standard control panels and PLCs. Its **low noise operation** and **smooth, silent actuation** make it suitable for applications where noise reduction is a priority, such as in cleanroom environments or sensitive manufacturing processes. Additionally, the valve s **compact footprint** allows for space-efficient integration into tight machinery designs, while its **high cycle life** (exceeding 10 million operations) ensures minimal maintenance and extended operational longevity. Whether used in pneumatic conveying systems, hydraulic assist mechanisms, or automated material handling, this valve delivers precise, repeatable performance with unmatched reliability, making it a cornerstone component for modern industrial automation.

### **Pros and Cons of buying a SMC CKQGD50-30-DCM7333M-J-AB (Pneumatic Double-Acting Rod-Extending Cylinder)**

#### **Overview**

The **SMC CKQGD50-30-DCM7333M-J-AB** is a **double-acting pneumatic cylinder** with a **50mm bore, 30mm stroke, and a rod extension design**. It is part of SMC s **CKQGD series**, which is known for industrial automation, packaging, and material handling applications. Below is a detailed breakdown of its advantages and disadvantages.

---

### **Pros**

1. **High Reliability and Durability**

- SMC is a well-established brand with a reputation for robust, long-lasting pneumatic components.

- The cylinder is designed for **high-cycle applications**, making it suitable for continuous use in automated systems.

- Features **sealed internal components** that reduce wear and extend service life.

2. **Precision and Consistent Performance**

- Double-acting design ensures **controlled extension and retraction**, providing smooth and repeatable motion.

- Suitable for applications requiring **positioning accuracy**, such as robotic arms, conveyor systems, or clamping mechanisms.

- Minimal internal leakage due to **high-quality seals**, maintaining consistent force output.

3. **Compact and Lightweight Design**

- The **50mm bore** provides sufficient force for many industrial tasks while remaining compact.

- The **30mm stroke** is ideal for applications where space is limited but moderate movement is required.

- Easier to integrate into **tight machinery layouts** compared to larger cylinders.

4. **Easy Installation and Maintenance**

- Standard **M5 threaded ports** allow for quick connection to SMC s air supply and accessories.

- **Quick-disconnect fittings** simplify installation and reduce downtime for maintenance.

- **Lubricated seals** reduce friction, making maintenance less frequent.

5. **Compatibility with SMC s Ecosystem**

- Works seamlessly with **SMC s air preparation units, valves, and controllers**, ensuring optimized system performance.

- Supports **SMC s digital and analog control solutions**, allowing for integration into PLC-based automation.

- Available in **various mounting options** (flange, trunnion, clevis), providing flexibility in application design.

6. **Cost-Effective for Moderate-Duty Applications**

- While not the most expensive cylinder in SMC s lineup, it offers **good value for its performance**.

- Lower maintenance costs compared to hydraulic systems or more complex pneumatic alternatives.

- Suitable for **mid-range force requirements** (up to 2,500 N at 6 bar), making it cost-effective for many industrial tasks.

7. **Environmental and Safety Considerations**

- Pneumatic systems are **cleaner than hydraulic ones**, reducing contamination risks in food, pharmaceutical, or cleanroom environments.

- **No electrical components** mean lower fire or explosion hazards in certain industrial settings.

- **Quiet operation** compared to some hydraulic or electric actuators.

---

### **Cons**

1. **Limited Force Output for Heavy-Duty Applications**

- With a **50mm bore**, the maximum force ( 2,500 N at 6 bar) may be insufficient for **high-load applications** (e.g., heavy lifting, forging, or extreme compression).

- For **larger strokes or higher forces**, a **bigger cylinder (e.g., 80mm or 100mm bore)** would be necessary.

2. **Dependence on Compressed Air Supply**

- Requires a **reliable air compressor and filtration system** to prevent contamination or pressure drops.

- **Air leaks or poor maintenance** can lead to **inefficient operation and increased energy costs**.

- If the air supply fails, the cylinder **will not function**, unlike electric actuators that may have backup power options.

3. **Lower Energy Efficiency Compared to Electric Actuators**

- Pneumatic systems **lose energy as heat** due to compression and expansion, making them less efficient than electric or hydraulic alternatives in some cases.

- **Higher operational costs** if air compression is not optimized (e.g., poor pressure regulation, leaks).

4. **Noise and Vibration**

- Pneumatic cylinders can generate **audible noise** during operation, which may be problematic in **quiet work environments** (e.g., laboratories, offices).

- **Rapid cycling** can introduce **vibration**, potentially affecting sensitive equipment or nearby components.

5. **Limited Customization for Special Applications**

- While the **CKQGD series** is versatile, **non-standard mounting or extreme environmental conditions** (e.g., high temperatures, corrosive environments) may require **special modifications or alternative materials**.

- **Rod extension designs** may not be ideal for **confined spaces** where a **telescoping or different mounting style** would be better.

6. **Potential for Air Leaks and Seal Wear**

- Over time, **seals can degrade**, leading to **air leaks and reduced efficiency**.

- Requires **regular inspection and lubrication** to maintain performance, adding slight maintenance overhead.

7. **Higher Initial Cost Than Some Alternatives**

- While cost-effective for many applications, **electric linear actuators or hydraulic cylinders** may be **cheaper in certain cases**, especially for **low-force, high-precision tasks**.

- **Installation and wiring costs** (for electric) or **fluid handling costs** (for hydraulic) may offset some savings.

---

### **Conclusion**

The **SMC CKQGD50-30-DCM7333M-J-AB** is a **well-suited pneumatic cylinder for mid-range industrial applications** where **reliability, precision, and ease of integration** are priorities. It excels in **automation, packaging, material handling, and light-duty mechanical systems** where **moderate force and consistent motion** are required.

However, it is **not ideal for high-load, high-force applications** or environments where **energy efficiency and silence** are critical. If the application demands **extreme durability, very high forces, or minimal noise**, alternative solutions (e.g., **larger pneumatic cylinders, electric actuators, or hydraulic systems**) may be more appropriate.

---

### **Recommendation**

You need a **reliable, double-acting pneumatic actuator** for **automation, packaging, or light industrial tasks**.

Your application requires **moderate force (up to 2,500 N) and a stroke of 30mm**.

You are already using **SMC s pneumatic system**, ensuring **seamless integration** with valves, controllers, and air preparation units.

**Space constraints** make a compact cylinder necessary.

You prioritize **low maintenance and ease of installation**.

Your application requires **very high forces** (consider a **larger bore, e.g., 80mm or 100mm**).

**Energy efficiency** is critical (evaluate **electric actuators or energy-recovery pneumatic systems**).

**Noise sensitivity** is a concern (explore **silent pneumatic designs or electric motors**).

You need **extreme environmental resistance** (e.g., high temperatures, corrosive environments consider **specialized cylinders or hydraulic options**).

For **most standard industrial automation tasks where reliability and moderate force are needed**, this SMC cylinder is an **excellent choice**. However, **carefully assess your specific requirements** before purchasing to ensure it meets your application s demands. If in doubt, consult with an **SMC distributor or pneumatic specialist** to confirm compatibility.

Details:

Call to use a shipping service other than the ones listed. SMC CKQGD50-30-DCM7333M-J-AB / CKQGD5030DCM7333MJAB USED PNEUMATIC CYLINDER, 50MM BORE, 30MM STROKE, 1MPA. All products are guaranteed to be working but may show signs of use if purchasing a used product. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection.

Sells new and surplus product develops channels to purchase such.

part #: ckqgd50-30-dcm7333m-j-ab price

• $277.54

specifications hydraulicylind:

• brand: Smc
• mpn: Ckqgd50-30-dcm7333m-j-ab
• part type: Hydraulic Pneumatic Cylinder

general hydraulicylind:

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

payments hydraulicylind:

• credit card: Mastercard
• wallet: Paypal
• other

seller hydraulicylind:

• # reviews: 197277
• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%

offer hydraulicylind:

• availability: In Stock
• started: March 31, 2026
• sold: 0
• quantity: 1
• options: Ship-to-home

shipping hydraulicylind:

• transit: 30-35 Days
• service: Standard
• type: Fixed
• class: Standard
• cost: $12.90

returns hydraulicylind:

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

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