The Transformer,power, cataloged under National Stock Number 5950-01-281-4285, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetek Inc Lighting Products Group. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-281-4285 |
| Primary Part Number | F238U |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetek Inc Lighting Products Group |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | PARTIALLY INCLOSED, DOUBLE SHELL |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.188 INCHES NOMINAL IN |
| Body Height | 2.500 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.375 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 2.188 INCHES NOMINAL IN |
| Winding Operating Current | 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| F238U PRIMARY | Magnetek Inc Lighting Products Group (USA) |
| Reference | Meaning |
|---|---|
| F238U | 5/9 Secondary reference Magnetek Inc Huntington Div |
NSN 5950-01-281-4285 is a Transformer,power, manufactured by Magnetek Inc Lighting Products Group, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-281-4285 has 1 manufacturer part number on file: F238U (Magnetek Inc Lighting Products Group).
Key specifications for F238U: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 16 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.