MIL-M-2082 Revision C, December 21, 1984
METERS, FLOW, MECHANICAL, VOLUMETRIC POSITIVE DISPLACEMENT, LIQUID, COLD WATER AND HOT WATER TYPE, NAVAL SHIPBOARD USE
Includes all amendments and changes through Validation Notice 1, May 7, 1992
This specification covers fresh water mechanical flowmeters (cold and hot water service) of the positive displacement type.
Flowmeters shall be of the following classes, as specified (see 6.2.1):
Class A - Volumetric flow measurement of cold fresh water up to 100 degrees Fahrenheit (°F). Class B - Volumetric flow measurement of hot fresh water from 100 to 180°F.