20BPG-300 (05703164): B-Series Pressure Murphygage VS2 Shock & Vibration Switches This model has a 1/2

This model has a 1/2 -14 NPT Thread

This dual-scale instrument has a range of 0-100 psi (690 kPa) [7

The inner threads of this 3/4 A Bulb Adapter Nut measure 5/8-18 UNF

Sensitivity is obtained by adjusting the amount of air gap between the magnet and latch arm plate

20BPG-300 (05703164): B-Series Pressure Murphygage VS2 Shock & Vibration Switches This model has a 1/2The 20BPG 300 B Series Pressure Murphygage is a high quality, diaphragm actuated indicating gauge, with a pressure range of 0 300 psi. Built with the same heavy duty design as the standard 20 Series Swichgage instrument, the B gage is more compact and is the optimum instrument for gauge only applications. The 20BPG 300 has a high impact polycarbonate lens, a sturdy environmentally sealed steel case, and a polished, low profile stainless steel bezel.