The Transformer Assembly, cataloged under National Stock Number 5950-01-147-0646, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-147-0646 |
| Primary Part Number | 5T185 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Turn Quantity | 200 ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Turn Quantity | 60 ALL COMPONENTS SINGLE PRIMARY INPUT |
| Winding Conductor Size | 0.00893 INCHES AMERICAN WIRE GAGE ALL COMPONENTS SINGLE PRIMARY OUTPUT IN |
| Winding Conductor Size | 0.01126 INCHES AMERICAN WIRE GAGE ALL COMPONENTS SINGLE PRIMARY INPUT IN |
| Criticality Code Justification | FEAT |
| Rating Method | WINDING TURNS ALL COMPONENTS SINGLE PRIMARY INPUT |
| Rating Method | WINDING TURNS ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 6 WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 154577 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 134495-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 5T185 PRIMARY | Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA) |
| Reference | Meaning |
|---|---|
| PEI 8639 | 5/9 Secondary reference Precision Electronics, Inc |
NSN 5950-01-147-0646 is a Transformer Assembly, manufactured by Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-147-0646 has 3 manufacturer part numbers on file: 154577 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 134495-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 5T185 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-518-2763. Verify interchangeability with system specifications before substitution.
Key specifications for 5T185: Inclosure Type: FULLY INCLOSED; Turn Quantity: 200 ALL COMPONENTS SINGLE PRIMARY OUTPUT; Turn Quantity: 60 ALL COMPONENTS SINGLE PRIMARY INPUT; Winding Conductor Size: 0.00893 INCHES AMERICAN WIRE GAGE ALL COMPONENTS SINGLE PRIMARY OUTPUT IN. 10 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.