Baker 421AVND-160 Pressure Gauge, 0 to 160 psi. This pressure gauge has a 4.5 diameter dial and is corrosive resistant with its stainless steel case and ring. It measures 0-160 psi/0-1100 kPa. Dual English/metric scales (psi/kPa). Corrosion resistant stainless steel case and ring, plastic lens. Soft soldered phosphor bronze tube with brass socket. Phosphor bronze movement is recommended for general use. White background with bold black and red numerals and graduations, 270° arc and balanced adjustable black pointer. Suitable for steam, water, air, oil, gas or any medium not corrosive to copper alloys. Ideal for the following applications:Leak Detection, Process Monitoring, Production Line Testing, Laboratories, Steam, Water, Air, Oil and Gas. What’s included with the Baker 421AVND-160-NIST. 1/4 NPT Bottom Mount.