NPFC - MIL-G-18997
GAUGE, PRESSURE, DIAL INDICATING
|Publication Date:||14 March 2006|
This specification covers environmentally hardened pressure gauges that utilize a mechanical elastic element to sense the pressure to provide an analog indication of the pressure on a circular dial or vertical scale, Helical Edgeview Mechanical Pressure Indicator (HEMPI). Depending on case size and design, the pressure gauge may either be stem or flush/surface mounted.
Pressure gauges specified herein are intended for the following applications.