40mm Radial High Pressure Gauge, 0–400 Bar / 6000 PSI Product Overview The 40mm Radial High Pressure Gauge is a dry mechanical pressure gauge designed for high-pressure measurement and local pressure indication. This model features a 40mm gauge size, radial configuration, a 0–400 bar / 6000 PSI pressure range, and a Bourdon tube measuring element. The combination of a high pressure range and compact 40mm gauge format makes this model suitable for equipment and instrumentation