The Transformer,power, cataloged under National Stock Number 5950-01-432-9129, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-432-9129 |
| Primary Part Number | FTC 5431 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 1.500 INCHES MAXIMUM IN |
| Body Height | 0.750 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 5 SECONDARY SINGLE COMPONENT |
| Body Length | 1.650 INCHES MAXIMUM IN |
| Winding Operating Current | 0.31 AMPERES AC NOMINAL SINGLE COMPONENT FIFTH SECONDARY |
| Winding Operating Current | 0.31 AMPERES AC NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Current | 0.36 AMPERES AC NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Current | 0.67 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Current | 6.0 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 120.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 100.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 35.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 100.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Voltage | 100.00 AC VOLTS NOMINAL SINGLE COMPONENT FIFTH WINDING |
| Winding Operating Voltage | 100.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH WINDING |
| Winding Operating Voltage | 280.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 7 PIN AND 6 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 |
| Part Number | Manufacturer |
|---|---|
| FTC 5431 | Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division (USA) |
| Reference | Meaning |
|---|---|
| 202619-1 | 3/9 Design control — primary reference Transistor Devices Inc Florida Div |
NSN 5950-01-432-9129 is a Transformer,power, manufactured by Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-432-9129 has 1 manufacturer part number on file: FTC 5431 (Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division).
Key specifications for FTC 5431: Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 1.500 INCHES MAXIMUM IN. 21 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.