
( Brand: Us Gauge ), ( Manufacturer Part Number: 138056A )
The **Ametek Gauge 138056A** is a high-performance, precision-engineered pressure gauge designed for demanding industrial and commercial applications where accuracy, reliability, and durability are paramount. Part of Ametek s renowned **Dwyer Instruments** line, this gauge is built to deliver consistent performance across a wide range of environments, from cleanroom facilities to harsh manufacturing plants. Featuring a **13-inch (330 mm) dial face**, the 138056A provides unobstructed readability, allowing operators to quickly and easily monitor pressure levels with minimal effort. Its **bourdon tube mechanism** ensures precise measurements with a hysteresis of just 0.5% of full scale, making it ideal for applications requiring tight tolerance control, such as HVAC systems, pneumatic controls, and fluid processing.
Constructed from **high-grade stainless steel (316 SS) for the case and mounting flange**, this gauge is inherently resistant to corrosion, moisture, and chemical exposure, ensuring long-term integrity even in corrosive or humid conditions. The **sealed, oil-filled bourdon tube** not only enhances accuracy by minimizing friction but also protects the internal mechanism from contamination, extending the gauge s operational lifespan. The **black enamel finish** on the dial face provides a high-contrast display, while the **white pointer with a red tip** ensures easy visibility against the graduated scale, which is clearly marked in either **PSI, inches of water, or bar** (configurable based on the specific model variant). For added safety and convenience, the gauge includes a **screw-type connection (NPT or BSP thread, depending on the variant)** and a **back connection port** for easy installation and maintenance.
The 138056A is engineered with **overload protection**, featuring a **rupture disc** that safeguards the internal components from catastrophic failure due to excessive pressure spikes. This design ensures that the gauge remains operational even in transient overpressure events, reducing downtime and maintenance costs. Additionally, the **sealed case** prevents dust, debris, and moisture ingress, making it suitable for both indoor and outdoor applications. The gauge s **universal mounting options**, including **flanged, threaded, or panel-mount configurations**, allow for flexible integration into existing systems, whether in a control panel, on a process line, or as part of a larger instrumentation array.
Beyond its technical specifications, the Ametek 138056A exemplifies **industrial-grade craftsmanship**, with a robust construction that withstands vibrations, temperature fluctuations (operating range of **-20 F to 150 F / -29 C to 65 C**), and repeated cycling without compromising performance. Its **calibration stability** ensures that readings remain accurate over extended periods, reducing the need for frequent recalibration. Whether deployed in **pneumatic systems, compressed air networks, or fluid handling applications**, this gauge delivers the reliability and precision engineers and operators demand. With Ametek s reputation for quality and innovation, the 138056A stands as a dependable choice for industries where pressure monitoring is critical to efficiency, safety, and compliance.
### **Pros and Cons of buying a Ametek Gauge 138056A**
#### **Pros:**1. **High Accuracy and Precision** The 138056A is known for its reliable performance in measuring small dimensions with minimal error, making it suitable for precision applications in manufacturing, aerospace, and quality control.
2. **Durability and Build Quality** Ametek is a well-established brand with a reputation for producing robust measuring instruments. This gauge is built to withstand frequent use in industrial environments, reducing the need for frequent replacements.
3. **Versatility in Applications** It is commonly used for internal and external measurements, thread gauges, and depth measurements, making it a versatile tool for various inspection tasks.
4. **Compatibility with Other Tools** The gauge can be used alongside other Ametek instruments and measurement systems, ensuring seamless integration into existing workflows.
5. **Long-Term Cost Efficiency** While the initial cost may be higher than some alternatives, its durability and accuracy can reduce downtime and rework, saving money in the long run.
6. **Warranty and Support** Ametek provides warranties and customer support, which can be beneficial for troubleshooting or replacements if issues arise.
7. **Industry Standard Compliance** Many industries, particularly aerospace and automotive, require precise measurement tools that meet strict standards. This gauge is likely to comply with these requirements.
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#### **Cons:**1. **Higher Upfront Cost** Compared to some generic or lower-end gauges, the Ametek 138056A may have a higher initial purchase price, which could be a barrier for small businesses or individual buyers.
2. **Maintenance Requirements** Like all precision instruments, it requires regular calibration and maintenance to ensure accuracy. Neglecting this can lead to inaccurate readings and potential damage.
3. **Limited Customization** The gauge is designed for general use and may not offer customizable features for highly specialized applications, requiring additional accessories or modifications.
4. **Learning Curve** Operators may need training to use the gauge effectively, especially if they are not familiar with micrometer-based measurements.
5. **Potential for Damage in Rough Environments** While durable, exposure to extreme conditions (e.g., high humidity, dust, or impacts) can affect its performance over time.
6. **Depreciation Over Time** Like all tools, its value may decrease as newer models or technologies emerge, though this is less of a concern for industrial users who rely on reliability.
7. **Dependence on Supplier Availability** Parts or replacements may not always be readily available from third-party suppliers, potentially causing delays if the gauge needs servicing.
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### **Conclusion**
The **Ametek Gauge 138056A** is a high-quality, precision measurement tool ideal for industries where accuracy and durability are critical. Its strengths lie in its reliability, versatility, and compliance with industry standards, making it a worthwhile investment for businesses that prioritize quality control and long-term efficiency. However, the higher cost and maintenance requirements may pose challenges for smaller operations or those with limited budgets.
For **manufacturers, aerospace companies, or quality assurance teams** that require precise measurements and can justify the initial expense, this gauge is highly recommended. For **budget-conscious buyers or those with less demanding applications**, alternatives like lower-cost micrometers or digital calipers might be more suitable.
### **Final Recommendation:** **Buy the Ametek 138056A if:**- You operate in an industry where precision is non-negotiable (e.g., aerospace, automotive, or medical device manufacturing).
- You can afford the upfront cost and are willing to invest in regular maintenance.
- You need a durable, long-lasting tool that integrates well with existing measurement systems.
**Consider alternatives if:**- Your budget is limited, and you can find a similarly accurate but lower-cost gauge.
- Your application does not require the same level of precision or durability.
- You prefer digital measurement tools for ease of use and data recording.
Call to Use a shipping service other than the ones listed. All products are guaranteed to be working but may show signs of Use if purchasing a Used product. Part Number 138056A. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection.
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