The Transformer,power, cataloged under National Stock Number 5950-01-321-1905, 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 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-321-1905 |
| Primary Part Number | 5543930 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 1.380 INCHES MAXIMUM IN |
| Body Height | 1.100 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Maximum Operating Temp | 71.0 CELSIUS DEGC |
| Body Length | 1.550 INCHES MAXIMUM IN |
| Winding Operating Current | 110.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 10.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Terminal Type and Quantity | 6 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 |
|---|---|
| 5543930 PRIMARY | Naval Sea Systems Command (USA) |
| PEI 8821 | Precision Electronics, Inc (USA) |
| C14290 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5543930 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| T5794 | 5/2 Secondary reference U.S. Government activity |
| 5543930 | 5/9 Secondary reference U.S. Government activity |
| 5543930 | 5/9 Secondary reference Technitrol, Inc. Dba Pulse Div Military/aerospace |
NSN 5950-01-321-1905 is a Transformer,power, manufactured by Naval Sea Systems Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-321-1905 has 3 manufacturer part numbers on file: 5543930 (Naval Sea Systems Command), PEI 8821 (Precision Electronics, Inc), C14290 (Electronic Transformer Corp Div Electronic Transformer Corporation).
Key specifications for 5543930: Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 1.380 INCHES MAXIMUM IN. 14 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.