The Transformer,power, cataloged under National Stock Number 5950-01-657-2139, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Dongan Electric Manufacturing Company. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-657-2139 |
| Primary Part Number | CA35855-003 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Dongan Electric Manufacturing Company |
| Status | ACTIVE |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Winding Operating Voltage | 600.0 AC VOLTS MAXIMUM SINGLE COMPONENT ALL WINDING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CA35855-003 PRIMARY | Dongan Electric Manufacturing Company (USA) |
NSN 5950-01-657-2139 is a Transformer,power, manufactured by Dongan Electric Manufacturing Company, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-657-2139 has 1 manufacturer part number on file: CA35855-003 (Dongan Electric Manufacturing Company).
Key specifications for CA35855-003: Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT; Part Name Assigned by Controlling Agency: 3 PHASE TRANSFORMER; End Item Identification: 1520-12-369-1781;HELICOPTER,UTILITY; Winding Operating Voltage: 600.0 AC VOLTS MAXIMUM SINGLE COMPONENT ALL WINDING. 2 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.
NSN 5950-01-657-2139 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.