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Tronair HC-1042 Pressure Gauge, 0 to 5,000 PSI

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The Tronair HC-1042 is a replacement pressure gauge with a range of 0 to 5,000 PSI (0 to 345 bar).

If you're unsure whether this gauge will work with your unit, please contact us and let us know the part number or serial number of the unit on which the gauge needs to be replaced, and we will be happy to assist you.

General Information
Part #HC-1042
ManufacturerTronair
NSN6685015391187
Shipping Information
Product Weight1 lbs.
Product Dimensions4 x 3 x 3 in.
Schedule B9026200000
ECCNEAR99

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AIRCRAFT COMPATIBILITY

Compatible Aircraft*
*This list is for general reference only and may not be entirely accurate for all aircraft. Please confirm all equipment meets the requirements of your aircraft with the owners/maintenance manuals prior to purchasing or using with your aircraft.

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QUESTIONS & ANSWERS

Question:
What should I check before installing the HC-1042 pressure gauge?
Answer:

Before installing the Tronair HC-1042 hydraulic pressure gauge, confirm that your aircraft system or ground support equipment requires a 0 to 5,000 PSI measurement range. Using a gauge with the correct pressure range is essential for accuracy and safety during maintenance. If you are unsure, PJi’s aviation specialists can verify compatibility when you provide the equipment’s part or serial number.

Asked September 4, 2025
Question:
What materials contribute to the durability of the HC-1042 gauge?
Answer:

The HC-1042 gauge is built with a rugged brass bezel and clear black-on-white dial markings, ensuring long service life and easy readability. These materials are resistant to wear and provide dependable performance even in demanding aviation maintenance environments. The high-contrast design also improves visibility in both well-lit and low-light conditions.

Asked September 4, 2025
Question:
How easy is it to install this replacement pressure gauge?
Answer:

The HC-1042 is designed for quick and straightforward installation using its threaded stem (stalk) connection. This tool-free mounting method allows technicians to securely attach the gauge with minimal effort, reducing downtime during maintenance operations. Its user-friendly design makes it a practical replacement gauge for a variety of aircraft hydraulic systems.

Asked September 4, 2025
Question:
Does the HC-1042 gauge require power or batteries?
Answer:

No, the HC-1042 is a fully analog hydraulic pressure gauge that delivers reliable readings without the need for batteries or external power. This makes it both low-maintenance and highly dependable, ensuring accurate pressure monitoring anytime it’s in use. Its simplicity is a key advantage for busy maintenance crews who need consistent, no-fail performance.

Asked September 4, 2025
Question:
What is the accuracy tolerance of this gauge?
Answer:

The Tronair HC-1042 hydraulic pressure gauge has an accuracy tolerance of ±1.5%. This level of precision ensures reliable pressure readings during aircraft ground support and maintenance operations. Accurate measurement is critical for maintaining hydraulic system performance and preventing costly equipment or component issues. By meeting this standard, the HC-1042 provides technicians with dependable data to safely service aircraft hydraulic systems.

Asked September 24, 2025