The Transformer,current, cataloged under National Stock Number 5950-00-400-1385, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-00-400-1385 |
| Primary Part Number | 750X91G21 |
| Item Name | Transformer,current |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Body Outside Diameter | 4.000 INCHES NOMINAL IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 SECONDARY SINGLE COMPONENT |
| Installation for Which Designed | INDOOR NONPORTABLE |
| Body Length | 0.750 INCHES NOMINAL IN |
| Winding Operating Current | 5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Current | 400.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 2 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 |
|---|---|
| 750X91G21 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 750X91G21 | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Meter Business Dept |
NSN 5950-00-400-1385 is a Transformer,current, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-400-1385 has 1 manufacturer part number on file: 750X91G21 (Lockheed Martin Corporation Div Rms).
Key specifications for 750X91G21: Inclosure Type: OPEN; Body Outside Diameter: 4.000 INCHES NOMINAL IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP. 12 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.