6625-00-648-9175 (PYR)
NSN 6625-00-648-9175 (NIIN 00-648-9175) is a voltage standard in Federal Supply Class 6625, Electrical And Electronic Properties Measuring And Testing Instruments — an item designed to produce an electromotive force whose voltage is known to a high degree of accuracy. Manufacturer part number PYR (Eppley Laboratory Inc, CAGE 20751).
Key specs: 1.0188 to 1.0198 V output voltage; -0.100 to 0.100 output accuracy in percent; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); export Schedule B 9030.90.8030.