The Transformer Assembly, cataloged under National Stock Number 5950-00-256-5045, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-256-5045 |
| Primary Part Number | 390023-1 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 6.126 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS |
| Mounting Method | SLOT SINGLE GROUP |
| Body Height | 2.750 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 SECONDARY ALL COMPONENTS |
| Body Length | 7.125 INCHES NOMINAL IN |
| Winding Operating Current | 50.0 AMPERES AC NOMINAL ALL COMPONENTS SINGLE PRIMARY |
| Winding Operating Current | 50.0 MILLIAMPERES AC NOMINAL ALL COMPONENTS SINGLE SECONDARY |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE SECONDARY |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL ALL COMPONENTS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.781 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Primary to Secondary Turn Ratio | 1000 TO 1 ALL COMPONENTS |
| Terminal Type and Quantity | 6 THREADED STUD |
| Mounting Slot Width | 0.219 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 |
|---|---|
| 390023-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| 150-3-0556 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 390023-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-256-5045 is a Transformer Assembly, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-256-5045 has 1 manufacturer part number on file: 390023-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
2 possible matches (shared part number, not a government interchangeability claim): 1680-00-926-4182, 5360-01-160-4687. Verify interchangeability with system specifications before substitution.
Key specifications for 390023-1: Overall Height: 3.188 INCHES NOMINAL IN; Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 6.126 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 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.