The Reactor-Transformer, cataloged under National Stock Number 5950-01-354-4735, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hisonic, Llc. Government technical data includes 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-354-4735 |
| Primary Part Number | 27-0055-03 |
| Item Name | Reactor-Transformer |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Hisonic, Llc |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Turn Quantity | 12 FIRST COMPONENT FIRST PRIMARY |
| Turn Quantity | 12 FIRST COMPONENT THIRD SECONDARY |
| Turn Quantity | 20 FIRST COMPONENT FIRST SECONDARY |
| Turn Quantity | 32 FIRST COMPONENT SECOND PRIMARY |
| Turn Quantity | 4 FIRST COMPONENT SECOND SECONDARY |
| Turn Quantity | 50 SECOND COMPONENT SINGLE WINDING |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SECOND COMPONENT |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 3.50 MICROHENRIES MAXIMUM FIRST COMPONENT FIRST PRIMARY |
| Inductance Rating | 3.50 MICROHENRIES MAXIMUM FIRST COMPONENT SECOND SECONDARY |
| Inductance Rating | 5.50 MICROHENRIES MAXIMUM FIRST COMPONENT THIRD SECONDARY |
| Inductance Rating | 8.50 MICROHENRIES MAXIMUM FIRST COMPONENT FIRST SECONDARY |
| Body Width | 2.000 INCHES NOMINAL IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE FIRST COMPONENT SECOND PRIMARY IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE FIRST COMPONENT THIRD SECONDARY IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SECOND COMPONENT SINGLE WINDING IN |
| Winding Conductor Size | 0.01594 INCHES AMERICAN WIRE GAGE FIRST COMPONENT FIRST PRIMARY IN |
| Winding Conductor Size | 0.01594 INCHES AMERICAN WIRE GAGE FIRST COMPONENT FIRST SECONDARY IN |
| Winding Conductor Size | 0.01594 INCHES AMERICAN WIRE GAGE FIRST COMPONENT SECOND SECONDARY IN |
| Winding Function and Quantity | 2 PRIMARY AND 3 SECONDARY SECOND COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD CONNECTED TO SECONDARY TERMINAL SECOND COMPONENT |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Body Length | 3.400 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL AND WINDING TURNS FIRST COMPONENT ALL SECONDARY |
| Rating Method | ELECTRICAL AND WINDING TURNS FIRST COMPONENT FIRST PRIMARY |
| Rating Method | ELECTRICAL AND WINDING TURNS SECOND COMPONENT SINGLE WINDING |
| 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 |
|---|---|
| 27-0055-03 | Hisonic, Llc (USA) |
| 27-0050-00 | Hisonic, Llc (USA) |
| Reference | Meaning |
|---|---|
| 217-0090-030 | 5/9 Secondary reference Hisonic, Llc |
| 217-0090-030 | 3/2 Design control — primary reference U.S. Government activity |
| 27-005-03 | 5/9 Secondary reference Hisonic, Llc |
NSN 5950-01-354-4735 is a Reactor-Transformer, manufactured by Hisonic, Llc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-354-4735 has 2 manufacturer part numbers on file: 27-0055-03 (Hisonic, Llc), 27-0050-00 (Hisonic, Llc).
Key specifications for 27-0055-03: Overall Height: 1.400 INCHES MAXIMUM IN; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.900 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 29 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.