Use this pressure gauge for reliable service with compressors, regulators, air lines, pneumatic tools and equipment. Made up of brass mechanism, ABS case and a polycarbonate lens, this gauge is resistant to heat, corrosion, water, salt water and oil. Can also be used in steam applications if less than 120 degrees Fahrenheit. The 1/4 NPT pressure gauge has a center back mount and offers a pressure range of 0 to 60 PSI. 2 face diameter. Product Features:1/4 national pipe threadPressure range of 0 to 60 pounds per square inchTemperature range of 40 degrees Fahrenheit to 140 degrees Fahrenheit