AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-438-6476 (004386476) |
| NCB Code | USA (00) |
| Manufacturer | Bell Industries Inc, Tegam Inc, Eaton Corporation, Magnespec Inc, Northrop Grumman Systems Corporation, Ami Coast Magnetics Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 1663 | bell industries inc | transformer audio frequency | RFQ |
| ST248B | tegam inc | transformer audio frequency | RFQ |
| ST248B | eaton corporation | transformer audio frequency | RFQ |
| 1663 | magnespec inc | transformer audio frequency | RFQ |
| 920009-23 | northrop grumman systems corporation | transformer audio frequency | RFQ |
| 6322 | ami coast magnetics inc | transformer audio frequency | RFQ |
| 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 | 3.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP |
| ABTB | MOUNTING HOLE DIAMETER | 0.218 INCHES NOMINAL SINGLE GROUP |
| ACZB | FREQUENCY RATING | 50.0 HERTZ MINIMUM SINGLE COMPONENT AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| ACZH | PRIMARY TO SECONDARY TURN RATIO | 1 TO 1 SINGLE COMPONENT |
| ACZX | WINDING SHIELDING METHOD | CORE GROUNDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT AND INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| ADAQ | BODY LENGTH | 4.440 INCHES NOMINAL |
| ADAT | BODY WIDTH | 3.625 INCHES NOMINAL |
| ADAU | BODY HEIGHT | 4.300 INCHES NOMINAL |
| AKNA | INCLOSURE TYPE | FULLY INCLOSED |
| AKPV | MOUNTING FACILITY QUANTITY | 6 SINGLE GROUP |
| AXGY | MOUNTING METHOD | UNTHREADED HOLE SINGLE GROUP |
| BPLC | WINDING FUNCTION AND QUANTITY | 1 PRIMARY SINGLE COMPONENT AND 1 SECONDARY SINGLE COMPONENT |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 TURRET |
| Relevant Components for NSN - 5950-00-438-6476, 5950004386476 | ||||
| 5998-01-628-9128 (5998016289128) | 5950-00-556-2628 (5950005562628) | 5910-00-502-7030 (5910005027030) | 5930-01-200-1187 (5930012001187) | |
| 5930-00-436-0040 (5930004360040) | 5998-01-022-6777 (5998010226777) | 5999-01-229-2868 (5999012292868) | 5930-00-451-8223 (5930004518223) | |
| 5980-01-237-3545 (5980012373545) | 5955-00-463-6952 (5955004636952) | 5975-01-438-5116 (5975014385116) | 5998-01-391-1476 (5998013911476) | |
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