The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-069-4838, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-069-4838 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 0.750 INCHES MAXIMUM IN |
| Body Height | 0.750 INCHES MAXIMUM IN |
| Maximum Transformer Power Rating | 10.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 150.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Impedance Rating in Ohms | 400.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Maximum Operating Temp | 65.0 CELSIUS DEGC |
| Body Length | 0.875 INCHES MAXIMUM IN |
| Winding Operating Current | 7.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 4 PIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 130-978 | 5/2 Secondary reference U.S. Government activity |
| 330-239 | 3/2 Design control — primary reference U.S. Government activity |
| SM-A-698795 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-01-069-4838 is a Transformer,audio Frequency, classified under FSC 5950, Coils and Transformers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-191-8925, 4820-01-312-6709. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-01-069-4838: Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 0.750 INCHES MAXIMUM IN; Body Height: 0.750 INCHES MAXIMUM 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.