FESTO 36138 Suction Cup Usip VAS-40-1/4-PUR

( Brand: Festo ), ( Manufacturer Part Number: 36138 ), ( Part Type: Suction )

Review FESTO Vas-40-1/4-pur Suction Cup Usip

The **Festo 36138 VAS-40-1/4-PUR Suction Cup** is a high-performance, industrial-grade vacuum suction cup designed for reliable and repeatable handling in automated material transport and assembly systems. Engineered with precision for applications requiring consistent gripping force, this suction cup features a **1/4-inch (6.35 mm) diameter suction port**, making it ideal for use with Festo s VAS vacuum generators and other compatible pneumatic systems. Constructed from **high-quality polyurethane (PUR)**, the cup s durable yet flexible material ensures a secure seal on a variety of surfaces, including smooth, slightly textured, or even slightly porous materials like metal, glass, plastic, or painted surfaces. Its **smooth, rounded design** minimizes the risk of scratching delicate components while maximizing contact area for enhanced suction stability, even under dynamic conditions.

The **VAS-40 series** is part of Festo s modular vacuum system, which is renowned for its efficiency, energy savings, and long-term reliability. This suction cup is optimized for use with Festo s **VAS-40 vacuum generator**, delivering a consistent and adjustable vacuum level to accommodate different material properties and handling requirements. The **1/4-inch connection** allows for easy integration into pneumatic circuits, ensuring seamless compatibility with Festo s control systems, such as the **CEC/CEC Plus** or **Festo CPX** platforms, which enable precise process automation. Whether deployed in pick-and-place operations, conveyor systems, or assembly lines, this suction cup provides a dependable solution for lifting, positioning, and securing lightweight to medium-weight components with minimal wear and tear.

Beyond its functional excellence, the **36138 VAS-40-1/4-PUR** is built to withstand the demands of industrial environments. Its **resistant construction** ensures longevity, even in applications involving frequent cycling or exposure to dust, moisture, or temperature fluctuations within standard operating ranges. The cup s **self-cleaning properties** help maintain suction performance over time, reducing the need for frequent maintenance. Additionally, its **compact and lightweight design** allows for easy installation on robotic arms, gantry systems, or fixed vacuum nozzles without compromising maneuverability. For engineers and operators seeking a **versatile, high-efficiency vacuum solution**, this suction cup represents a cost-effective and scalable choice, contributing to improved productivity and reduced downtime in automated material handling processes.

The **Festo 36138 VAS-40-1/4-PUR suction cup** is a vacuum suction cup designed for automated handling applications, particularly in industrial or robotic systems. Below is a detailed analysis of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Festo 36138 VAS-40-1/4-PUR Suction Cup**

1. **High Vacuum Performance**

The suction cup is designed to generate strong, consistent vacuum force, making it suitable for gripping lightweight to moderately heavy objects (depending on surface conditions). The PUR (polyurethane) material enhances adhesion by conforming to irregular surfaces, improving grip stability.

2. **Durability and Longevity**

Festo products are known for their robust construction, and this suction cup is likely built to withstand repeated use in industrial environments. The PUR material is resistant to wear, abrasion, and environmental factors like dust and moisture (within reasonable limits).

3. **Compatibility with Festo Systems**

As part of Festo s vacuum handling portfolio, this suction cup integrates seamlessly with their vacuum generators, controllers, and robotic systems. This ensures compatibility with Festo s automation solutions, simplifying installation and maintenance.

4. **Versatility in Applications**

The 40 mm diameter makes it suitable for a range of objects, from small parts to larger surfaces, depending on the setup. The 1/4-inch (6.35 mm) mounting size allows for flexible integration into various robotic arms or conveyors.

5. **Cleanability and Hygiene**

The smooth surface of the PUR material is easier to clean compared to porous materials, which is beneficial in food processing, pharmaceutical, or cleanroom environments where hygiene is critical.

6. **Quick Release Capability**

Festo s vacuum systems often include features for rapid release, which can improve cycle times in automated processes. This suction cup likely supports such functionality, reducing downtime.

7. **Temperature Resistance**

PUR materials typically have a moderate temperature resistance range (often up to 80 C or 176 F, depending on the specific grade). This makes it usable in applications with mild heat exposure, though extreme temperatures may degrade performance.

8. **Customization Options**

Festo offers various configurations (e.g., different sizes, materials, or vacuum levels), allowing users to tailor the suction cup to specific needs. The PUR version is likely optimized for surfaces that require high adhesion.

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### **Cons of the Festo 36138 VAS-40-1/4-PUR Suction Cup**

1. **Limited Surface Compatibility**

While PUR excels on smooth, non-porous surfaces (e.g., metal, glass, or plastic), it may struggle with highly textured, porous, or oily surfaces. Objects with rough or irregular surfaces might require additional treatment (e.g., vacuum priming or surface coatings) to ensure consistent grip.

2. **Potential for Material Degradation**

Prolonged exposure to harsh chemicals (e.g., solvents, oils, or aggressive cleaners) can degrade the PUR material, reducing its lifespan. Users must ensure compatibility with their specific environment.

3. **Cost**

Festo products are generally premium-priced compared to generic or off-brand suction cups. The cost may be justified by reliability and performance, but it could be a barrier for small-scale or budget-conscious applications.

4. **Maintenance Requirements**

While easier to clean than porous materials, the suction cup may still require periodic inspection for wear, cracks, or contamination (e.g., dust buildup). Neglecting maintenance could lead to reduced vacuum performance over time.

5. **Vacuum System Dependency**

The effectiveness of the suction cup relies entirely on the underlying vacuum system. If the vacuum generator or tubing is poorly maintained or leaks, the suction cup s performance will suffer. This adds complexity to the system.

6. **Size Limitations**

The 40 mm diameter may be too large for very small parts or too small for very large surfaces, requiring multiple suction cups or alternative gripping methods for certain applications.

7. **Potential for Air Leaks**

If the suction cup is not properly sealed against the surface (e.g., due to debris or misalignment), air leaks can occur, reducing vacuum strength. This may require precise alignment or additional sealing mechanisms.

8. **Limited Flexibility for Heavy Loads**

While suitable for many applications, the suction cup may not handle extremely heavy or dense objects without additional support (e.g., multiple suction cups or mechanical clamping).

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### **Conclusion**

The **Festo 36138 VAS-40-1/4-PUR suction cup** is a high-quality, reliable choice for automated handling tasks where consistent vacuum grip is required. Its PUR material offers superior adhesion to smooth surfaces, durability, and compatibility with Festo s ecosystem. However, its performance is contingent on surface conditions, proper maintenance, and a well-functioning vacuum system. The cost and potential limitations with porous or heavily textured surfaces may necessitate additional considerations depending on the specific use case.

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### **Recommendation**

- You are working within Festo s automation ecosystem and need seamless integration.

- Your application involves gripping smooth, non-porous surfaces (e.g., metal, glass, or plastic parts).

- You prioritize durability, cleanability, and long-term reliability in an industrial or robotic setting.

- Your objects fall within the weight and size range suitable for this suction cup (typically lightweight to moderately heavy, depending on surface area and vacuum pressure).

- Your objects have highly textured, porous, or oily surfaces, as other materials (e.g., silicone or rubber) may perform better.

- You are operating in extreme temperatures or chemical environments that could degrade the PUR material.

- Your budget is constrained, as generic suction cups may offer comparable performance at a lower cost for simpler applications.

- You need to handle very heavy or irregularly shaped objects, which may require additional gripping mechanisms.

For most **industrial or robotic applications with smooth surfaces**, this suction cup is an excellent investment due to its performance and compatibility. However, always test it with your specific materials and vacuum system to ensure optimal results.

Details:

Special Instructions. Festo 36138 VAS-40-1/4-PUR Suction Cup Device that uses negative air pressure to create a vacuum resulting in suction force.Specifications Dimensions: 4 x 3.2 cm. 2-Year MRO Shield Protection Plan Included. A previously used, fully functional product that may have some signs of cosmetic wear.

Most items are in stock when they listed. Festo 36138 VAS-40-1/4-PUR Suction Cup Manufactured by FESTO. Country of Origin: DE. Manufacturer Part Number: 36138 VAS-40-1/4-PUR.

The product must be the original item shipped, with matching serial numbers if applicable.

part #: 36138 prices

• $174.94-$177.00

specifications linactuat:

• brand: Festo
• mpn: 36138
• part type: Suction

returns linactuat:

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

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• transit: 3-6 Days
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• class: Standard, One-day
• carrier: UPS
• type: Calculated
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general linactuat:

• condition: Used
• Industrial Automation Motion Controls > Rotary Linear Motion > Linear Actuators

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• sold: 0
• started: March 6, 2026
• availability: In Stock
• best offers: True
• options: Ship-to-home

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• # reviews: 22023
• city: Mount Sterling, Kentucky
• rating: 99.7%

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