The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-657-2392, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-657-2392 |
| Primary Part Number | 1654752 |
| Item Name | Transformer,power Autotransforme |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Body Width | 1.812 INCHES MAXIMUM IN |
| Body Height | 2.750 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Body Length | 1.937 INCHES MAXIMUM IN |
| Winding Operating Current | 4.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT |
| Winding Operating Voltage | 16.40 AC VOLTS NOMINAL AND 32.80 AC VOLTS NOMINAL AND 65.60 AC VOLTS NOMINAL AND 82.00 AC VOLTS NOMINAL AND 98.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT |
| Terminal Type and Quantity | 8 TURRET |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| 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 |
|---|---|
| 1654752 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| L504000064 | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1654752 | 5/9 Secondary reference Phoenix Transformer Co |
NSN 5950-00-657-2392 is a Transformer,power Autotransforme, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-657-2392 has 2 manufacturer part numbers on file: 1654752 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), L504000064 (Lockheed Martin Librascope Corporation).
Key specifications for 1654752: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 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.