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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy - Medium & High Operating Pressure Differential Gauges
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges

MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 142. It features a diaphragm sensor, aluminum housing, and a gauge accuracy of…

SKU 3G-OTH-175146

Brand
MIDWEST INSTRUMENT
Item
Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy
Category
Medium & High Operating Pressure Differential Gauges
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Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
142-AA-00-OO-30H
Series
142
Type
±3-2-3% Gauge Accuracy, 142
NPT Female
1/4 in
Sensor Type
Diaphragm
Gauge Accuracy
±3-2-3%
Housing Material
Aluminum
Certificate of Calibration
Not Included
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MIDWEST INSTRUMENT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 142. It features a diaphragm sensor, aluminum housing, and a gauge accuracy of ±3-2-3%. The product has 1/4 in NPT Female connections and is identified by manufacturer part number 142-AA-00-OO-30H.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 142 differential pressure gauge used for?

The MIDWEST INSTRUMENT Series 142 differential pressure gauge measures pressure differences in medium and high operating pressure systems. It is commonly used in industrial filtration, pump monitoring, and HVAC applications where a diaphragm sensor and ±3-2-3% accuracy are required.

What are the specifications of the MIDWEST INSTRUMENT 142-AA-00-OO-30H?

The MIDWEST INSTRUMENT 142-AA-00-OO-30H is a differential pressure gauge with a diaphragm sensor, aluminum housing, and ±3-2-3% gauge accuracy. It has 1/4 in NPT Female back connections and does not include a certificate of calibration. It is part of the Series 142.

Where to buy the MIDWEST INSTRUMENT 142 differential pressure gauge worldwide?

3G Electric supplies the MIDWEST INSTRUMENT Series 142 differential pressure gauge to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this model 142-AA-00-OO-30H.

How to install a MIDWEST INSTRUMENT Series 142 differential pressure gauge?

Install the MIDWEST INSTRUMENT 142 gauge with 1/4 in NPT Female connections using compatible fittings and sealant. Mount the gauge in a vertical position to ensure diaphragm accuracy. Avoid over-torquing the connections. Refer to the manufacturer's manual for specific pressure limits and piping guidelines.

Used in

Common applications for MIDWEST INSTRUMENT
Filter monitoring in industrial water treatment — MIDWEST INSTRUMENT 522 series 3-color differential pressure indicators
Flow measurement in chemical processing — MIDWEST INSTRUMENT Series 120 piston-type differential pressure gauges
Liquid level indication in oil and gas storage tanks — MIDWEST INSTRUMENT Model 142 diaphragm-type differential pressure gauges
HVAC system filter condition monitoring — MIDWEST INSTRUMENT Series 130 differential pressure gauges with glass-reinforced plastic housing
Pump differential pressure monitoring in industrial plants — MIDWEST INSTRUMENT 522 series indicators with switch for alarm output

MIDWEST INSTRUMENT Products

3G Electric supplies MIDWEST INSTRUMENT medium & high operating pressure differential gauges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-50H). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-50H). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-100H). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-25H). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-25H). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-10P). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-10P). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-20P). Key specifications — Sensor Type: Diaphragm; Series: 142; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.

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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 120 (MPN 120-SA-00-OO-100P). Key specifications — Sensor Type: Piston; Series: 120; Housing Material: 316L Stainless Steel; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, Model 142, 4 1/2 in Dial (MPN 142-AC-00-OO-30H). Key specifications — Sensor Type: Diaphragm; Series: Model 142; Housing Material: Aluminum; Certificate of Calibration: Not Included.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, Model 142, 4 1/2 in Dial (MPN 142-SC-00-OO-20H). Key specifications — Sensor Type: Diaphragm; Series: Model 142; Housing Material: 316 Stainless Steel; Certificate of Calibration: Not Included.
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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, Model 142, 4 1/2 in Dial (MPN 142-SC-00-OO-20H). Key specifications — Sensor Type: Diaphragm; Series: Model 142; Housing Material: 316 Stainless Steel; Certificate of Calibration: Not Included.
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 140 (MPN 140-AA-00-OO-50P). Key specifications — Sensor Type: Diaphragm; Series: 140; Housing Material: Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3-2-3%.
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