Pressure Gauge, Pneumatic, 1/8-in Barb Connection, 0 to 30 psi scale
This 142AP Pressure Gauge is used in applications such as air compressor stations and central control panels. The pressure gauge is 1-1/2 inch (38 mm) diameter, has a 1/8-inch barb connection for 1/4-inch (6 mm) OD tubing, and includes panel mounting hardware for a hole size of 1-11/16 inch. This pneumatic pressure gauge has a 0 to 30 psi scale and 2.5 percent accuracy for the middle half of the scale with 3.5 percent elsewhere.