Now with zero adjustment;Calibrated to 1% accuracy (class 1);1/8 inch NPT male connection

• Yellow Jacket 49511 3-1/2 Liquid-Filled Gauge (degrees F and degrees C), Red Pressure, 0-500 psi (0 to 34 bar), R-22
• Red

Yellow Jacket 49511 3-1/2 Liquid-Filled Gauge (degrees F and degrees C), Red Pressure, 0-500 psi (0 to 34 bar), R-22Fotronic Corporation