The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-923-5079, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetek Inc Lighting Products Group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-923-5079 |
| Primary Part Number | A52J |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetek Inc Lighting Products Group |
| Status | ACTIVE |
| Transformer Function | LINE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 1.375 INCHES NOMINAL IN |
| Mounting Method | THREADED BUSHING SINGLE GROUP |
| Maximum Transformer Power Rating | 100.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 1000.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Impedance Rating in Ohms | 250.0 NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT |
| Nominal Thread Size | 0.375 INCHES SINGLE GROUP IN |
| Body Length | 1.750 INCHES NOMINAL IN |
| Winding Operating Current | 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT ALL PRIMARY |
| Frequency Rating | 30.0 HERTZ MINIMUM AND 15.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Primary to Secondary Turn Ratio | 1 TO 2 OVER ALL SINGLE COMPONENT |
| Terminal Type and Quantity | 8 WIRE LEAD |
| Thread Series Designator | UNEF SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A52J PRIMARY | Magnetek Inc Lighting Products Group (USA) |
| Reference | Meaning |
|---|---|
| A52J | 3/9 Design control — primary reference Magnetek Inc Huntington Div |
NSN 5950-00-923-5079 is a Transformer,audio Frequency, manufactured by Magnetek Inc Lighting Products Group, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-923-5079 has 1 manufacturer part number on file: A52J (Magnetek Inc Lighting Products Group).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-249-4645. Verify interchangeability with system specifications before substitution.
Key specifications for A52J: Transformer Function: LINE; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 1.375 INCHES NOMINAL IN; Mounting Method: THREADED BUSHING SINGLE GROUP. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.