The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-940-0171, 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14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-940-0171 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Transformer Function | INTERSTAGE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.500 INCHES NOMINAL IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Maximum Transformer Power Rating | 500.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Maximum Operating Temp | 85.0 CELSIUS DEGC |
| Body Length | 0.500 INCHES MAXIMUM IN |
| Winding Operating Current | 5.5 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 300.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 5 WIRE LEAD |
| 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 |
|---|---|
| TT020 | 3/9 Design control — primary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division |
| TT020 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| ETC2104 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-940-0171 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): 5330-01-486-7786, 5325-01-605-3917. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-00-940-0171: Transformer Function: INTERSTAGE; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.500 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP. 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.