5950-00-957-6893 (8487421-2)
NSN 5950-00-957-6893 (NIIN 00-957-6893) is an audio frequency transformer in Federal Supply Class 5950, Coils And Transformers — a transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. Manufacturer part number 8487421-2 (Lockheed Martin Corporation, CAGE 02734); also referenced as M4724 (United Air Filter Co).
Key specs: 600 nominal single component single primary impedance in ohms; 600 nominal single component single secondary impedance in ohms; full characteristics table below. NIIN assigned January 1962; DEMIL A (none required); unit of issue EA (each), $62.88 gov standard price; export Schedule B 8548.90.0100.