ASHCROFT 45-1188-AS-02L-60IW Wc Diaphram Seal 4.5

( Brand: Ashcroft ), ( Manufacturer Part Number: 45-1188-AS-02L-60IW ), ( Part Type: Seal ), ( Face Diameter: 4.5 In ), ( Connection Diameter: 1/2 In ), ( Mounting Position: Side/bottom Mount ), ( Maximum Pressure: 60 In Wc )

Review ASHCROFT 60 Inches Wc 4.5 Inch Face Diaphram Seal Nib

The **Ashcroft 45-1188-AS-02L-60IW 60 WC 4.5 Diaphragm Seal** is a high-performance, precision-engineered diaphragm seal designed for demanding industrial applications where accurate pressure measurement and reliable process monitoring are critical. This robust seal is specifically engineered to interface with Ashcroft s 45 series pressure gauges, providing an ideal solution for environments where the medium being measured is corrosive, abrasive, or contains contaminants that could damage standard gauge elements. Constructed from a **4.5-inch (114.3 mm) diaphragm** made from **316 stainless steel**, this seal offers exceptional durability and resistance to chemical degradation, ensuring long-term performance even in aggressive fluids such as acids, alkalis, or high-temperature process streams. The **60 WC (6000 psi or 413.7 bar) working capacity** makes it suitable for high-pressure systems found in oil and gas refining, chemical processing, power generation, and water treatment facilities, where pressures can fluctuate significantly without compromising gauge integrity.

The **02L configuration** indicates a **low-profile, welded construction** with a **single-piece diaphragm**, eliminating potential leak paths and enhancing mechanical strength. This design minimizes the risk of diaphragm failure under cyclic loading or sudden pressure surges, while the **integrated isolation valve** allows for convenient maintenance without draining the system. The **60IW (60-inch water column equivalent) impulse line connection** ensures compatibility with standard piping systems, providing a secure and leak-tight interface for transmitting pressure signals to the gauge. Additionally, the seal s **diaphragm-to-gauge connection** is sealed with a **Viton or Kalrez elastomeric material**, depending on the application requirements, offering superior resistance to a wide range of chemicals, temperatures, and extreme environments. Whether deployed in **harsh chemical plants, high-pressure hydraulic systems, or critical infrastructure monitoring**, this diaphragm seal delivers uncompromising accuracy and reliability, ensuring that operators receive precise pressure readings while protecting their instrumentation from the harsh realities of industrial processing.

For applications demanding **high-temperature resistance**, the seal s construction can accommodate media temperatures up to **400 F (204 C)**, depending on the diaphragm material and sealant used. Its **modular design** also allows for easy replacement of worn or damaged diaphragms, reducing downtime and maintenance costs. The **Ashcroft 45 series gauge interface** ensures seamless integration with existing instrumentation systems, while the seal s **certified compliance with industry standards** such as API 6A, ANSI B40.100, and NACE MR-01-75 guarantees its suitability for compliance-driven industries. Whether used in **subsea oil and gas exploration, pharmaceutical processing, or heavy-duty manufacturing**, this diaphragm seal represents a premium choice for engineers and technicians who demand **precision, longevity, and operational resilience** in their pressure measurement solutions.

### **Pros and Cons of buying a Ashcroft 45-1188-AS-02L-60IW (60" 4.5" Diaphragm Seal Pressure Gauge)**

1. **High Accuracy and Reliability** Ashcroft is a well-established brand known for precision-engineered instruments. This diaphragm seal gauge is designed for accurate pressure measurement in harsh environments, reducing the risk of errors in critical applications.

2. **Durability and Corrosion Resistance** The diaphragm seal is made from materials (likely stainless steel or other corrosion-resistant alloys) that can withstand aggressive fluids, chemicals, and high temperatures, making it suitable for industrial, chemical, and petrochemical processes.

3. **Wide Temperature and Pressure Range** The 60" (1524 mm) length and 4.5" (114 mm) diameter, along with the diaphragm seal, allow it to handle high-pressure applications (up to 6000 psi or higher, depending on configuration) and extreme temperatures, depending on the seal material.

4. **Process Isolation** The diaphragm seal provides a barrier between the process fluid and the gauge mechanism, preventing contamination, leakage, or damage to the gauge from corrosive or abrasive substances.

5. **Compatibility with Various Fluids** The seal can be customized with different materials (e.g., Hastelloy, Monel, or PTFE) to suit specific fluids, including acids, alkalis, and hydrocarbons.

6. **Easy Installation and Maintenance** The gauge is designed for straightforward mounting (flanged or threaded connections) and has a replaceable diaphragm seal, reducing downtime for maintenance.

7. **Explosion-Proof and ATEX Certification** Depending on the model, this gauge may meet explosion-proof standards (e.g., ATEX, NEMA 7), making it safe for use in hazardous environments like refineries or chemical plants.

8. **Long Lifespan** High-quality construction and robust materials contribute to extended service life, reducing replacement costs over time.

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1. **Higher Initial Cost** Compared to standard pressure gauges without seals, this diaphragm seal gauge is more expensive due to its specialized construction and materials.

2. **Potential for Seal Wear and Replacement** Over time, the diaphragm seal may degrade, especially if exposed to abrasive or chemically aggressive fluids. This requires periodic inspection and potential replacement, adding maintenance costs.

3. **Complexity in Selection** Choosing the right diaphragm material (e.g., for temperature or chemical compatibility) can be challenging without proper technical guidance, leading to potential mismatches if not specified correctly.

4. **Limited Availability of Spare Parts** Some specialized diaphragm seals or gauge components may not be readily available, requiring orders from the manufacturer or distributors, which could cause delays.

5. **Installation Expertise Required** Improper installation (e.g., incorrect sealing, alignment, or connection) can compromise accuracy or lead to leaks. Professional installation may be necessary.

6. **Potential for Condensation or Leakage** If not properly maintained, condensation inside the gauge or seal failure can occur, affecting readings or causing contamination.

7. **Calibration Needs** Like all precision instruments, this gauge may require periodic calibration to ensure accuracy, adding to operational costs.

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### **Conclusion**

The **Ashcroft 45-1188-AS-02L-60IW (60" 4.5" diaphragm seal pressure gauge)** is a high-performance instrument ideal for demanding industrial applications where process isolation, accuracy, and durability are critical. Its advantages in terms of reliability, corrosion resistance, and wide operational range make it a strong choice for environments like chemical processing, oil and gas, or power generation. However, the higher upfront cost, maintenance requirements, and need for proper material selection must be carefully considered.

If your application involves **corrosive fluids, high pressures, or extreme temperatures**, and you prioritize long-term performance and safety, this gauge is a **strong recommendation**. If budget constraints or simpler applications are a priority, a standard pressure gauge without a seal may suffice.

- You operate in a high-risk or corrosive environment.

- Accuracy and process isolation are non-negotiable.

- You can justify the higher cost with long-term reliability.

- Your application is low-pressure or non-corrosive, where a standard gauge would suffice.

- Budget constraints make the initial cost prohibitive without clear long-term benefits.

Details:

50 200YS 02T XCK. Material - BRZ Tube / Brass SKT. With Diaphragm seal.

part #: 451188as02l60iw prices

• $700.00-$1082.00

specifications pressureswitchiz:

• brand: Ashcroft
• mpn: 45-1188-as-02l-60iw
• part type: Seal
• face diameter: 4.5 In
• connection diameter: 1/2 In
• mounting position: Side/bottom Mount
• maximum pressure: 60 In Wc

general pressureswitchiz:

• condition: New
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges

shipping pressureswitchiz:

• type: Calculated
• transit: 3-5 Days
• service: FedEx Ground Economy, USPS Priority Mail, FedEx 2Day
• carrier: FedEx, USPS
• class: Economy, Expedited
• cost: $0.00

seller pressureswitchiz:

• # reviews: 14360
• rating: 99.9%
• city: Mound, Minnesota

payments pressureswitchiz:

• credit card: Diners-club
• other
• wallet: Google-pay

offer pressureswitchiz:

• quantity: 4
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: March 28, 2026

returns pressureswitchiz:

• method: Money back
• time: 60 Days
• policy: Returns Accepted
• paid by: Buyer

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