5950-00-972-9267 (49016L1)
NSN 5950-00-972-9267 (NIIN 00-972-9267) is a power autotransforme transformer in Federal Supply Class 5950, Coils And Transformers — a transformer which incorporates the primary and secondary functions into a single winding, which is common to both input and output circuits. Manufacturer part number 49016L1 (Research-Cottrell Inc, CAGE 12780); also referenced as BX-4059 (Baltimore Transformer Co); ST1437 (Union Electric Mfg Co).
Key specs: 60 hertz nominal single component frequency; 4.2 A AC maximum single component single primary output winding operating current; full characteristics table below. NIIN assigned January 1962; DEMIL A (none required); unit of issue EA (each), $186.48 gov standard price; export Schedule B 8504.50.0000.