The Transformer,power, cataloged under National Stock Number 5950-00-411-4838, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 17 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-411-4838 |
| Primary Part Number | 7526A09G04 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | SLOT AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 5.875 INCHES NOMINAL IN |
| Body Height | 5.875 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.438 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Length | 6.125 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Voltage | 240.00 AC VOLTS MINIMUM AND 600.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 4 SCREW |
| Mounting Slot Width | 0.438 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| 7526A09G04 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 254A481G04 | 5/9 Secondary reference Westinghouse Electric Corp |
| 254A481G04 | C/1 Advisory reference — outside the item-of-supply concept Westinghouse Electric Corp Control Business Unit |
| S254A481G4 | C/1 Advisory reference — outside the item-of-supply concept Westinghouse Electric Corp Control Business Unit |
| S254A481G04 | C/1 Advisory reference — outside the item-of-supply concept Westinghouse Electric Corp Control Business Unit |
| 7526A09G04 | 5/9 Secondary reference North Coast Electric Co Government Sales Div |
| 7526A10G04 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company Dba Ge |
| 7526A10G04 | 5/9 Secondary reference North Coast Electric Co Government Sales Div |
NSN 5950-00-411-4838 is a Transformer,power, manufactured by Westinghouse Electric Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-411-4838 has 1 manufacturer part number on file: 7526A09G04 (Westinghouse Electric Corp).
1 possible match (shared part number, not a government interchangeability claim): 5950-00-577-9145. Verify interchangeability with system specifications before substitution.
Key specifications for 7526A09G04: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 17 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.