<h2>Overview</h2>
<p>The <strong>USG 138057A</strong> pressure gauge is a precision instrument engineered for reliable pressure measurement in demanding industrial environments. Manufactured by AMETEK’s US Gauge division, this front flange model (845FF) features a 3-1/2″ diameter dial, 0–200 PSI range, and robust construction to ensure accuracy and durability across process monitoring, test applications, and permanent installations.</p>
<h2>Key Features</h2>
<ul>
<li>Front flange design enables flush mounting on instrument panels and test stands</li>
<li>Black-painted steel case with polycarbonate window for clear dial visibility</li>
<li>ASME B40.100 certified for industrial accuracy and reliability</li>
<li>Adjustable pointer allows easy calibration and maintenance</li>
<li>Threaded connection for secure installation on pressurized systems</li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><strong>Model Number:</strong> USG Ametek 845FF</li>
<li><strong>Part Number:</strong> 138057A</li>
<li><strong>Dial Diameter:</strong> 3-1/2″ (88.9 mm)</li>
<li><strong>Pressure Range:</strong> 0–200 PSI</li>
<li><strong>Case Material:</strong> Black-painted steel</li>
<li><strong>Window:</strong> Polycarbonate with threaded design</li>
<li><strong>Mounting Type:</strong> Front flange (flush mount)</li>
<li><strong>Standard:</strong> ASME B40.100</li>
<li><strong>Pointer:</strong> Adjustable for calibration</li>
</ul>
<h2>Typical Applications</h2>
<ul>
<li>Instrument panels and control cabinets requiring flush-mounted gauges</li>
<li>Pressure test stands and calibration equipment</li>
<li>Sterilizers and medical/laboratory equipment</li>
<li>Hydraulic and pneumatic system monitoring</li>
<li>Industrial compressed gas and pump pressure measurement</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>Standard 1/2″-14 ANPT (NPT) threaded connections</li>
<li>Hydraulic, pneumatic, and compressed gas systems</li>
<li>Industrial pressure measurement instruments and control systems</li>
<li>ASME B40.100–compliant gauge configurations</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<ul>
<li>USG/Ametek Model 845FF (same gauge, alternative sourcing)</li>
<li>Verify compatibility with system integrator for OEM-specific models before ordering</li>
</ul>
<h3>Works With</h3>
<ul>
<li>Pressure test equipment and standards (ASME B40.100)</li>
<li>Industrial automation and process control systems</li>
<li>Hydraulic and pneumatic subsystems in manufacturing and utility applications</li>
</ul>
