The Transformer,power, cataloged under National Stock Number 5950-00-859-7905, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Data Device Corp Dba Beta Transformer Technology. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-859-7905 |
| Primary Part Number | A3101 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Data Device Corp Dba Beta Transformer Technology |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 0.641 INCHES MAXIMUM IN |
| Body Height | 0.625 INCHES MAXIMUM IN |
| Winding Function and Quantity | 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Specification/standard Data | 19200-10557403 MANUFACTURERS SOURCE CONTROL |
| Body Length | 0.766 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.5 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 20.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY INPUT |
| Winding Operating Voltage | 5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY |
| Winding Operating Voltage | 5.60 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 5.60 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Terminal Type and Quantity | 10 WIRE LEAD |
| 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 |
|---|---|
| A3101 | Data Device Corp Dba Beta Transformer Technology (USA) |
| 10557403-4 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| SCE10557403-4 | Suncraft Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| T771 | 3/9 Design control — primary reference Westamp Inc |
| PEI6894 | 5/1 Secondary reference Precision Electronics, Inc |
NSN 5950-00-859-7905 is a Transformer,power, manufactured by Data Device Corp Dba Beta Transformer Technology, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-859-7905 has 3 manufacturer part numbers on file: A3101 (Data Device Corp Dba Beta Transformer Technology), 10557403-4 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), SCE10557403-4 (Suncraft Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 3020-00-915-8291. Verify interchangeability with system specifications before substitution.
Key specifications for A3101: Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 0.641 INCHES MAXIMUM IN. 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.