| Item Name | Transformer Audio Frequency |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5950 Coils and Transformers |
| National Item Identification Number (NIIN) | 00-997-5221 (009975221) |
| NCB Code | USA (00) |
| Manufacturer | Northern Telecom Systems Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARG | RELIABILITY INDICATOR | NOT ESTABLISHED |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP |
| ACYW | IMPEDANCE RATING IN OHMS | 150.0 NOMINAL SINGLE COMPONENT ALL PRIMARY |
| ACYW | IMPEDANCE RATING IN OHMS | 900.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| ADAQ | BODY LENGTH | 1.938 INCHES NOMINAL |
| ADAT | BODY WIDTH | 1.812 INCHES NOMINAL |
| ADAU | BODY HEIGHT | 3.000 INCHES NOMINAL |
| AKNA | INCLOSURE TYPE | FULLY INCLOSED |
| AKPV | MOUNTING FACILITY QUANTITY | 4 SINGLE GROUP |
| AXGY | MOUNTING METHOD | THREADED STUD SINGLE GROUP |
| BPLC | WINDING FUNCTION AND QUANTITY | 2 PRIMARY SINGLE COMPONENT AND 1 SECONDARY SINGLE COMPONENT |
| CQJX | NOMINAL THREAD SIZE | 0.138 INCHES SINGLE GROUP |
| THSD | THREAD SERIES DESIGNATOR | UNC SINGLE GROUP |
| TTQY | TERMINAL TYPE AND QUANTITY | 8 TURRET |
| Relevant Components for NSN - 5950-00-997-5221, 5950009975221 | ||||
| 5920-01-337-7645 (5920013377645) | 5995-01-688-0358 (5995016880358) | 5935-01-132-7705 (5935011327705) | 5910-00-152-4145 (5910001524145) | |
| 5945-01-363-9722 (5945013639722) | 5975-01-032-9067 (5975010329067) | 5998-01-433-6008 (5998014336008) | 5970-01-298-0394 (5970012980394) | |
| 5998-01-674-4887 (5998016744887) | 5935-01-294-4644 (5935012944644) | 5975-01-216-8288 (5975012168288) | 5915-00-412-1691 (5915004121691) | |
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