The Transformer,power, cataloged under National Stock Number 5950-01-369-1475, 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 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5950-01-369-1475 |
| Primary Part Number | 3401 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | OPEN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 1.660 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.220 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY ALL COMPONENTS |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL ALL COMPONENTS |
| Specification/standard Data | 09004-34932 MANUFACTURERS SOURCE CONTROL |
| Maximum Operating Temp | 68.0 CELSIUS DEGC |
| Body Length | 1.780 INCHES MAXIMUM IN |
| Winding Operating Current | 1.0 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Current | 12.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Current | 10.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 40.0 KILOHERTZ MINIMUM AND 60.0 KILOHERTZ MAXIMUM ALL COMPONENTS |
| Winding Operating Voltage | 25.00 AC VOLTS MINIMUM AND 35.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 7 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 |
NSN 5950-01-369-1475 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 5950-01-369-1475 has 2 manufacturer part numbers on file: 34932 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit), 3401 (Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-441-4085, 6550-01-681-8979. Verify interchangeability with system specifications before substitution.
Key specifications for 3401: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: OPEN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 18 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.