6625-00-232-1086 (10-028)
NSN 6625-00-232-1086 (NIIN 00-232-1086) is an electrical frequency meter in Federal Supply Class 6625, Electrical And Electronic Properties Measuring And Testing Instruments — an instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second. Manufacturer part number 10-028 (Rogerson Kratos, CAGE 34830); also referenced as 339 (Solartron Electronics IncWeston).
Key specs: magnetic shield; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); export Schedule B 9030.90.8030; ships at 8.825 lb / 0.3197 cu ft.