The Transformer,power, cataloged under National Stock Number 5950-01-158-8384, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-158-8384 |
| Primary Part Number | 77C718066P001 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Transformer Winding Connection Type | DELTA-WYE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Input-Output Phase Relationship | THREE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | BRACKET(S) SINGLE GROUP |
| Mounting Hole Diameter | 0.438 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 3 PRIMARY AND 4 SECONDARY SINGLE COMPONENT |
| Maximum Operating Temp | 57.0 CELSIUS DEGC |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 7 BUS (BAR) CONDUCTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77C718066P001 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 9T23C3035 | 5/9 Secondary reference General Electric Co Specialty Transformer Dept |
NSN 5950-01-158-8384 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-158-8384 has 1 manufacturer part number on file: 77C718066P001 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C718066P001: Transformer Winding Connection Type: DELTA-WYE; Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Input-Output Phase Relationship: THREE PHASE TO SINGLE PHASE SINGLE COMPONENT. 10 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 5950-01-158-8384 has DEMIL Code D. 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.