The Transformer,current, cataloged under National Stock Number 5950-01-339-6673, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-339-6673 |
| Primary Part Number | 157C156A01 |
| Item Name | Transformer,current |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Width | 1.380 INCHES MAXIMUM IN |
| Body Height | 1.780 INCHES MAXIMUM IN |
| Body Length | 2.310 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 12 TURRET |
| 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 |
|---|---|
| 157C156A01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| FTC 3493 | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA) |
| 157C156A01 | Magnetika (USA) |
| Reference | Meaning |
|---|---|
| 157C156A01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5950-01-339-6673 is a Transformer,current, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-339-6673 has 3 manufacturer part numbers on file: 157C156A01 (Northrop Grumman Support Services Corp), FTC 3493 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit), 157C156A01 (Magnetika).
Key specifications for 157C156A01: Inclosure Type: FULLY INCLOSED; Body Width: 1.380 INCHES MAXIMUM IN; Body Height: 1.780 INCHES MAXIMUM IN; Body Length: 2.310 INCHES MAXIMUM IN. 6 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.