The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-107-0935, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navy, United States Department of the Spawar Dba Space and Naval Wafare Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-107-0935 |
| Primary Part Number | 74E12N515 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Navy, United States Department of the Spawar Dba Space and Naval Wafare Command |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 0.968 INCHES MAXIMUM IN |
| Body Height | 1.065 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 7500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Maximum Operating Temp | 75.0 CELSIUS DEGC |
| Body Length | 1.130 INCHES MAXIMUM IN |
| Winding Operating Current | 50.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Current | 10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 5 PIN |
| 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 |
|---|---|
| 74E12N515 | Magnetika Inc (USA) |
| 25464 | Torotel, Inc. Div Torotel Products, Inc. (USA) |
| 74E12N515 PRIMARY | Navy, United States Department of the Spawar Dba Space and Naval Wafare Command (USA) |
| Reference | Meaning |
|---|---|
| 74E12N515 | 5/2 Secondary reference U.S. Government activity |
| 74E12N515 | 5/9 Secondary reference U.S. Government activity |
| 74E12N515 | 5/9 Secondary reference U.S. Government activity |
| 74E12N515 | 5/9 Secondary reference Torotel, Inc. Div Torotel Products, Inc. |
| T61679 | 5/9 Secondary reference U.S. Government activity |
| 74E12N515 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-107-0935 is a Transformer,audio Frequency, manufactured by Navy, United States Department of the Spawar Dba Space and Naval Wafare Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-107-0935 has 3 manufacturer part numbers on file: 74E12N515 (Magnetika Inc), 25464 (Torotel, Inc. Div Torotel Products, Inc.), 74E12N515 (Navy, United States Department of the Spawar Dba Space and Naval Wafare Command).
1 possible match (shared part number, not a government interchangeability claim): 5915-01-506-3909. Verify interchangeability with system specifications before substitution.
Key specifications for 74E12N515: Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 0.968 INCHES MAXIMUM IN; Body Height: 1.065 INCHES NOMINAL IN. 14 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.