ASHCROFT 405-38 Flutter Guard Water Pressure Gauge 0-1000PSI 7000KPA

( Brand: Ashcroft ), ( Manufacturer Part Number: 405-38 ), ( Part Type: Guard Pressure Gauge ), ( Country Of Manufacture: United States )

Review ASHCROFT Pressure Gauge 0-1000psi Flutter Guard

The **Ashcroft 405-38 Pressure Gauge (0-1000 psi / 7000 kPa with Flutter Guard)** is a robust, high-performance industrial pressure gauge engineered for demanding applications where accuracy, durability, and reliability are paramount. Designed with Ashcroft s signature precision engineering, this gauge features a **38mm (1.5-inch) dial face**, providing ample visibility for easy reading even in low-light conditions or from a distance. The **0-1000 psi (0-7000 kPa) range** makes it ideal for a wide variety of industrial, hydraulic, pneumatic, and mechanical systems, including hydraulic presses, air compressors, boiler systems, and high-pressure fluid applications where consistent monitoring is critical. The **Flutter Guard** mechanism a proprietary Ashcroft innovation eliminates the erratic needle movement (fluttering) caused by pressure surges, pulsations, or system vibrations, ensuring smooth, stable readings that enhance operator confidence and system safety.

Constructed from **high-grade materials**, the gauge is built to withstand harsh environments, featuring a **brass or stainless steel case** for corrosion resistance and a **durable glass window** that remains clear under extreme temperatures and pressure fluctuations. The **bore size of 20mm** allows for precise movement of the pointer, reducing hysteresis and improving overall accuracy. The gauge s **helical bourdon tube** a hallmark of Ashcroft s design delivers consistent performance across the entire pressure range, minimizing drift and ensuring long-term reliability. The **black or white dial background** with high-contrast markings and a **bold, easy-to-read scale** ensures quick and accurate interpretation of pressure levels, even in fast-paced industrial settings.

For added protection, the gauge is equipped with **Ashcroft s patented Flutter Guard**, which incorporates a **damping mechanism** to absorb rapid pressure changes, preventing needle oscillation that can lead to misreading or gauge failure. This feature is particularly valuable in systems with pulsating flows, such as hydraulic pumps or pneumatic actuators, where stability is essential for both safety and operational efficiency. The gauge also includes **Ashcroft s exclusive "No-Flat" seal**, which maintains a consistent seal over time, reducing the risk of leaks and ensuring the gauge remains accurate for years of service.

Beyond its technical specifications, the **405-38 model** is designed with practicality in mind, featuring a **standard 1-inch NPT (National Pipe Thread) connection** for easy installation on pipelines, valves, or equipment. The **quick-connect design** allows for rapid replacement without downtime, while the **durable mounting flange** ensures a secure fit in various industrial environments. Whether used in manufacturing plants, oil and gas facilities, automotive testing, or HVAC systems, this gauge delivers **unmatched precision, durability, and operational reliability**, making it a trusted choice for engineers and technicians who demand nothing less than excellence in pressure measurement. With Ashcroft s reputation for quality and innovation, the **405-38 Pressure Gauge** stands as a dependable workhorse in any high-pressure application.

### Pros and Cons of buying a Ashcroft 405-38 Pressure Gauge (0-1000 psi / 7000 kPa with Flutter Guard)

1. **High Accuracy and Reliability** Ashcroft is a well-established brand known for producing high-quality, precision-engineered pressure gauges. The 405-38 model is designed for industrial applications where accuracy is critical, ensuring consistent and reliable readings.

2. **Wide Measurement Range** With a range of 0-1000 psi (0-7000 kPa), this gauge is suitable for a broad range of applications, from hydraulic systems to pneumatic testing, making it versatile for different industrial needs.

3. **Flutter Guard Protection** The built-in flutter guard helps prevent damage from vibration and shock, which is common in harsh industrial environments. This feature extends the gauge s lifespan and reduces the risk of inaccurate readings due to mechanical stress.

4. **Durable Construction** Ashcroft gauges are typically built with sturdy materials, including brass or stainless steel casings, which provide resistance to corrosion and wear, ensuring long-term performance.

5. **Easy Installation and Maintenance** The gauge is designed for straightforward mounting (NPT or BSP threads) and typically features a simple dial face for easy reading. Maintenance is minimal, with occasional calibration checks recommended for optimal performance.

6. **Industrial-Grade Build** The robust design makes it suitable for high-pressure applications where standard gauges might fail, reducing the risk of system failures due to gauge malfunction.

7. **Compatibility with Various Systems** The 0-1000 psi range aligns with many industrial standards, making it compatible with hydraulic systems, air compressors, and other high-pressure applications.

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1. **Higher Initial Cost** Compared to generic or lower-end pressure gauges, Ashcroft products are premium, which may result in a higher upfront purchase price. This could be a drawback for budget-conscious buyers or small-scale operations.

2. **Potential Overkill for Low-Pressure Applications** If the gauge is only needed for lower pressure ranges (e.g., below 500 psi), the 0-1000 psi range may feel excessive, leading to unnecessary cost without added benefit.

3. **Calibration Requirements** Like all precision instruments, Ashcroft gauges require periodic calibration to maintain accuracy. This adds to the long-term cost if calibration services are not readily available or require outsourcing.

4. **Limited Customization** The gauge comes with standard features, and customization options (e.g., specific mounting styles, additional protections) may be limited compared to specialized or OEM gauges.

5. **Potential for Overuse in Mild Environments** In applications where vibration or shock is minimal (e.g., laboratory settings), the flutter guard may be unnecessary, adding extra cost without providing significant benefit.

6. **Replacement Parts Availability** While Ashcroft is reliable, finding replacement parts or servicing may be more challenging than with more common brands, especially in remote or less industrialized regions.

7. **Learning Curve for Non-Experienced Users** The gauge s precision and features may require some familiarity with pressure measurement principles, which could be a minor inconvenience for users unfamiliar with industrial instrumentation.

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The Ashcroft 405-38 pressure gauge (0-1000 psi / 7000 kPa with flutter guard) is a high-quality, durable, and accurate instrument well-suited for industrial applications where reliability and precision are paramount. Its robust construction, wide measurement range, and protective features make it an excellent choice for environments with vibration, shock, or fluctuating pressures. However, its premium pricing and potential over-specification for lower-pressure applications may not justify the purchase for all users.

For applications requiring **high-pressure monitoring in harsh conditions** (e.g., hydraulic systems, heavy machinery, or pneumatic testing), this gauge is highly recommended. For **lower-pressure or less demanding environments**, a more cost-effective alternative may be preferable.

- **Buy if:** You need a durable, accurate, and reliable gauge for high-pressure industrial use where vibration and shock are concerns. The flutter guard and Ashcroft s reputation for quality justify the investment.

- **Avoid if:** Your application involves low pressures, minimal vibration, or a tight budget where a lower-cost gauge would suffice. In such cases, consider a simpler or lower-range gauge to reduce costs without sacrificing performance.

- **Consider alternatives if:** You require additional features (e.g., remote monitoring, digital readouts) or need a gauge with more customization options, as the Ashcroft 405-38 is a mechanical analog model.

Details:

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part #: 40538 prices

• $49.50-$115.40

specifications generapneumati:

• brand: Ashcroft
• mpn: 405-38
• part type: Guard Pressure Gauge
• country of manufacture: United States

general generapneumati:

• condition: Used
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Other Hydraulics Pneumatics

returns generapneumati:

• policy: No Returns

payments generapneumati:

• wallet: Apple-pay
• other
• credit card: Discover

offer generapneumati:

• sold: 0
• best offers: True
• started: April 26, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 1

seller generapneumati:

• rating: 100.0%
• city: Bel Air, Maryland
• # reviews: 748

shipping generapneumati:

• service: USPS Ground Advantage
• type: Calculated
• carrier: USPS
• class: Standard
• transit: 5-11 Days
• cost: $8.75

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