

NORCO HYDRAULIC GAUGE WITH FITTINGS
Norco Hydraulic Gauge with Fittings - Precision Pressure Monitoring (Model 78021)
Professional Hydraulic Pressure Measurement for Shop Presses
The Norco Hydraulic Gauge with Fittings is a 4-inch pressure measurement instrument designed for Norco 12-ton and 20-ton hydraulic shop presses. This wet-type gauge delivers pressure readings with +/- 2.5% accuracy, displaying both internal hydraulic pressure in PSI and corresponding force output at the ram end. The standard 1/4" NPT fitting ensures compatibility with Norco hydraulic systems.
Key Features and Benefits
Applications
- Bearing installation and removal operations.
- Bushing pressing and extraction tasks.
- Metal forming and straightening work.
- Hydraulic press calibration.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | 78021 |
| Diameter | 4 inches (102 mm) |
| Weight | 2 lbs (0.9 kg) |
| Fitting Size | 1/4" NPT |
| Accuracy | ±2.5% |
| Gauge Type | Wet-type design |
| Compatibility | Norco 12-ton and 20-ton presses |
Installation
Thread the gauge into the 1/4" NPT pressure port on your Norco press hydraulic system. Position for clear dial visibility during operation and ensure secure connection to prevent leaks.
Order Your Norco Hydraulic Gauge with Fittings
Model 78021 with +/- 2.5% accuracy and 1/4" NPT fitting for Norco presses.
Add to cart for hydraulic pressure monitoring.
Frequently Asked Questions
What size hydraulic presses does this gauge work with?
This gauge works with Norco 12-ton and 20-ton hydraulic shop presses. It connects through the standard 1/4" NPT fitting found on these press models, providing accurate pressure monitoring for pressing operations including bearing installation, bushing work, and metal forming.
How accurate are the pressure readings on this gauge?
The gauge provides +/- 2.5% accuracy tolerance, meeting standard requirements for shop force measurements. The wet-type design maintains consistent readings by dampening vibrations and protecting internal components from mechanical shock during press operations. This accuracy level supports repeatable results in bearing installation and metal forming tasks.
What does the wet-type design mean for durability?
Wet-type gauges contain liquid filling that dampens vibrations and protects internal components from mechanical shock and temperature fluctuations. This design extends gauge life in shop environments where hydraulic presses create vibration and impact forces during operation. The liquid filling also helps maintain measurement accuracy over extended use compared to standard dry gauges.
Does this gauge show both pressure and force measurements?
Yes, the dial displays internal hydraulic pressure in PSI and corresponding pounds of force at the ram end simultaneously. This dual-scale feature eliminates manual calculations, allowing operators to monitor both pressure input and force output directly during operations. The 4-inch face provides clear visibility for both measurement scales during pressing tasks.
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