The Transformer,power, cataloged under National Stock Number 5950-00-649-8345, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-649-8345 |
| Primary Part Number | 9166247 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Transformer Winding Connection Type | DELTA-WYE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Body Width | 3.156 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Body Length | 4.656 INCHES NOMINAL IN |
| Winding Operating Current | 1.47 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 395.0 HERTZ MINIMUM AND 405.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 416.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 133.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Thread Series Designator | UNF 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 |
|---|---|
| 40184 | Coast/advanced Chip Magnetics, Inc. (USA) |
| RYG9166247 | Raytheon Company (USA) |
| 5671 | Precision Electronics, Inc (USA) |
| 43849 | Freed Transformer Co (USA) |
| RYG9166247 | Raytheon Company Dba Raytheon Co (USA) |
| A6951 | Autodyne Manufacturing Co Inc (USA) |
| C10394 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| 9166247 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 9166 247 | 5/9 Secondary reference Valcore Manufacturing Llc |
| 24744 | 5/2 Secondary reference U.S. Government activity |
| RYG9166247 | 5/9 Secondary reference Raytheon Company Div Corp |
| 9166 247 | 5/9 Secondary reference Valcore Manufacturing Llc Dba Use CAGE Code 04ye2 for Cataloging |
| AE10103 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-649-8345 is a Transformer,power, manufactured by Us Army Aviation and Missile Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-649-8345 has 8 manufacturer part numbers on file: 40184 (Coast/advanced Chip Magnetics, Inc.), RYG9166247 (Raytheon Company), 5671 (Precision Electronics, Inc), 43849 (Freed Transformer Co), RYG9166247 (Raytheon Company Dba Raytheon Co) and 3 more.
7 possible matches (shared part number, not a government interchangeability claim): 3120-00-653-2629, 5330-00-792-6517, 3020-00-934-8164. Verify interchangeability with system specifications before substitution.
Key specifications for 9166247: Overall Height: 5.250 INCHES NOMINAL IN; Transformer Winding Connection Type: DELTA-WYE; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED. 19 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.