The Reactor, cataloged under National Stock Number 5950-01-321-1903, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-321-1903 |
| Primary Part Number | 5543927 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 35.20 MICROHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING |
| Inductance Rating | 35.20 MICROHENRIES NOMINAL SINGLE COMPONENT SECOND WINDING |
| Inductance Rating | 400.00 MILLIHENRIES NOMINAL SINGLE COMPONENT FOURTH WINDING |
| Inductance Rating | 400.00 MILLIHENRIES NOMINAL SINGLE COMPONENT THIRD WINDING |
| Maximum Operating Temp | 130.0 CELSIUS DEGC |
| Winding Operating Current | 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Current | 3.5 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST WINDING |
| Winding Operating Current | 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND WINDING |
| Winding Operating Current | 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 4 SINGLE COMPONENT |
| Terminal Type and Quantity | 8 PIN |
| 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 |
|---|---|
| 5543927 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| C5797A | 5/2 Secondary reference U.S. Government activity |
NSN 5950-01-321-1903 is a Reactor, manufactured by Naval Sea Systems Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-321-1903 has 1 manufacturer part number on file: 5543927 (Naval Sea Systems Command).
Key specifications for 5543927: Overall Height: 1.250 INCHES MAXIMUM IN; Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 35.20 MICROHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING. 15 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.