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  3. ASHCROFT 451377-SS02B5000

ASHCROFT 451377-SS02B5000 Duragauge Ansi Water Pressure Gauge 316

451377-ss02b5000 Ashcroft Duragauge Pressure Gauge 6 Inch 5000 Psi Ansi 316 Stainless

( Brand: Ashcroft ), ( Manufacturer Part Number: 451377-SS02B5000 ), ( Part Type: Pressure Gauge )

Review ASHCROFT Duragauge Pressure Gauge Inch 5000 Psi Ansi 316 Stainless

The **Ashcroft 451377-SS02B5000 Duragauge Pressure Gauge** is a premium, high-performance instrument designed for demanding industrial applications where precision, durability, and corrosion resistance are paramount. Engineered to ANSI Class 316 standards, this gauge is constructed from **316 stainless steel**, a material renowned for its exceptional resistance to rust, chemicals, and harsh environmental conditions, making it ideal for use in marine, chemical processing, pharmaceutical, food and beverage, and other corrosive environments. The **5000 psi (34.5 MPa) range** ensures reliable operation across a broad spectrum of pressure systems, from high-pressure hydraulic lines to steam and gas applications, while the **Duragauge** series further enhances its robustness with a reinforced, impact-resistant case and a durable, easy-to-read dial face.

The gauge features a **high-contrast, white-on-black dial** with bold, legible markings and a **large, 2.5-inch (63.5 mm) diameter face**, providing clear visibility even in low-light conditions or from a distance. Its **sealed, oil-filled movement** eliminates the need for periodic maintenance, such as refilling or recalibration, while also protecting internal components from moisture, dust, and temperature fluctuations. The **flanged connection (NPT or BSP threading, depending on model variant)** ensures a secure, leak-proof installation, and the **stainless steel housing** resists warping, corrosion, and thermal stress, even in extreme temperature ranges. For added convenience, the gauge includes a **quick-connect or union fitting option**, simplifying installation and removal without the need for tools.

Beyond its technical specifications, the Ashcroft 451377-SS02B5000 stands out for its **long-term reliability and compliance with stringent industry standards**, including **ASME B40.100** for pressure instrument accuracy and **NSF/ANSI 61** for potable water systems where applicable. Its **zero-based or full-scale zeroing** capability allows for precise monitoring of both positive and negative pressures, depending on the application, while the **durable, anodized aluminum or stainless steel case** ensures resistance to scratches, dents, and abrasion. Whether deployed in a **petrochemical refinery, water treatment facility, or high-pressure testing lab**, this gauge delivers consistent performance with minimal downtime, making it a trusted choice for engineers and operators who demand both performance and longevity in their instrumentation.

### **Pros and Cons of buying a Ashcroft 451377-SS02B5000 Duragauge Pressure Gauge (5000 PSI, ANSI 316 Stainless Steel)**

#### **Pros:**

1. **High-Quality Construction** The gauge is made from **316 stainless steel**, which offers excellent corrosion resistance, making it suitable for harsh environments, including marine, chemical, and food processing applications. This material is more durable than carbon steel and can withstand exposure to moisture, salt, and chemicals.

2. **High Pressure Rating (5000 PSI)** The 5000 PSI rating makes this gauge ideal for industrial applications where high-pressure systems are common, such as hydraulic systems, compressed air lines, and heavy machinery. It provides reliable readings in demanding conditions.

3. **Durable and Long-Lasting** Ashcroft is a well-established brand known for precision instruments, and this model is built to last with minimal maintenance. The robust construction reduces the risk of failure over time, saving on replacement costs.

4. **ANSI Compliance** The gauge meets **ANSI standards**, ensuring accuracy, consistency, and compatibility with industrial systems that require standardized instrumentation.

5. **Stainless Steel Case** The 316 stainless steel casing prevents rust and corrosion, which is crucial in environments where moisture, chemicals, or extreme temperatures are present.

6. **Precision and Reliability** Ashcroft gauges are known for their **high accuracy and repeatability**, making them suitable for critical applications where pressure monitoring is essential for safety and efficiency.

7. **Wide Range of Applications** Beyond industrial use, this gauge can be used in **automotive, aerospace, HVAC, and plumbing systems**, making it versatile for various sectors.

8. **Easy Installation and Maintenance** The gauge is designed for straightforward mounting and calibration, reducing downtime for servicing.

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#### **Cons:**

1. **Higher Upfront Cost** Compared to basic pressure gauges, this **Ashcroft model is more expensive** due to its stainless steel construction, high-pressure rating, and brand reputation. Budget-conscious buyers may find alternatives cheaper.

2. **Potential for Overkill in Low-Pressure Applications** If the gauge is only needed for **low-pressure systems (e.g., below 1000 PSI)**, a lower-rated gauge (e.g., 1000 or 2500 PSI) would suffice, making this model unnecessary and cost-inefficient.

3. **Stainless Steel Maintenance Considerations** While 316 stainless steel is corrosion-resistant, it can still require **periodic cleaning** to prevent buildup of contaminants (e.g., in food processing or chemical plants). Some users may prefer gauges with easier cleaning mechanisms.

4. **Limited Availability of Replacement Parts** Due to its specialized construction, finding **OEM replacement parts** (e.g., seals, dials) may be more difficult than with generic gauges. Third-party parts might not always match the original quality.

5. **Potential for Over-Torquing During Installation** The stainless steel housing can be **more brittle than aluminum or brass** if mishandled during installation. Over-tightening during mounting could lead to damage.

6. **Weight** The stainless steel construction makes the gauge **heavier** than aluminum or plastic alternatives, which may be a consideration in space-constrained applications.

7. **Calibration Requirements** High-precision gauges like this one may require **regular calibration** to maintain accuracy, adding to long-term maintenance costs.

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### **Conclusion:**

The **Ashcroft 451377-SS02B5000 Duragauge** is an **excellent choice** for applications requiring **high durability, corrosion resistance, and precision** in demanding environments (e.g., industrial, marine, chemical, or food processing). Its **316 stainless steel construction, 5000 PSI rating, and ANSI compliance** make it a reliable long-term investment for professionals who prioritize **accuracy and longevity**.

However, if the application involves **low-pressure systems, cost-sensitive environments, or where maintenance flexibility is critical**, a **lower-cost alternative** (e.g., a carbon steel or aluminum gauge) may be more appropriate. The **higher upfront cost and potential maintenance needs** must be weighed against the gauge s **superior performance and durability**.

### **Recommendation:** - **Buy this gauge if:**

- You need a **highly durable, corrosion-resistant** pressure gauge for **industrial, marine, or chemical applications**.

- Your system operates at **high pressures (up to 5000 PSI)** and requires **ANSI-compliant, precision instrumentation**.

- You prioritize **long-term reliability** and are willing to invest in a **premium-quality instrument**.

- **Consider alternatives if:**

- Your application involves **low-pressure systems** where a **lower-rated gauge** would suffice.

- **Budget constraints** make this model too expensive, and a **basic or mid-range gauge** meets your needs.

- You require **easier maintenance or replacement parts**, as stainless steel gauges may have limited aftermarket support.

For most **industrial, heavy-duty, or corrosive environments**, this Ashcroft gauge is a **strong recommendation** due to its **proven performance and durability**. However, always verify compatibility with your specific system before purchasing.

Details:

Ashcroft Duragauge pressure gauge 6 inch 5000 PSI ANSI 316 451377 Stainless1/4 NPT, 0-5000 psi, stainless steel, face diameter. Please carefully examine the photos and decide on condition of this item for yourself.

part #: 451377ss02b5000 prices

  • $38.00-$55.00

specifications generapneumati:

  • brand: Ashcroft
  • mpn: 451377-ss02b5000
  • part type: Pressure Gauge

offer generapneumati:

  • started: February 19, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • quantity: 1

returns generapneumati:

  • policy: No Returns

seller generapneumati:

  • city: Virginia Beach, Virginia
  • rating: 100.0%
  • # reviews: 1152

general generapneumati:

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

shipping generapneumati:

  • service: Economy
  • transit: 4-9 Days
  • type: Fixed
  • class: Economy
  • cost: $13.99

payments generapneumati:

  • other
  • wallet: Paypal
  • credit card: Discover
part type: pressure gauge,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > hydraulics pneumatics, sku: 17114864358251782,
Ashcroft 451377-SS02B5000 Is Similar To:
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2 offers $38.00–$55.00 USD
  • Used. Offer #1 priced at $55.00 + $13.99 shipping estimate = $68.99* total. Please carefully examine the photos and decide on the condition of this item for yourself Ashcroft Duragauge pressure gauge 6 inch 5000 PSI ANSI 316 451377 Stainless1/4" NPT, 0-5000 psi, stainless steel, 6 inch face diameter.+$13.99 shipping
  • Used. Offer #2 priced at $38.00 + $15.10 shipping estimate = $53.10* total. Don't know much about this gauge, pulled it off a piece of equipment years ago and been in storage, have others as well that I plan on listing Ashcroft 0-5000 PSI gauge.+$15.10 shipping

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