The Transformer,current, cataloged under National Stock Number 5950-01-157-1964, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-157-1964 |
| Primary Part Number | B4015122-02 |
| Item Name | Transformer,current |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 7.970 INCHES MINIMUM AND 8.030 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | SLOT SINGLE GROUP |
| Winding Function and Quantity | 3 SECONDARY SINGLE COMPONENT |
| Body Length | 12.160 INCHES MINIMUM AND 12.220 INCHES MAXIMUM IN |
| Winding Operating Current | 1.0 AMPERES AC NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Winding Operating Current | 200.0 AMPERES AC NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 25.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.350 INCHES MINIMUM AND 2.410 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 6 THREADED STUD |
| Mounting Slot Width | 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE GROUP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| B4015122-02 | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 67-201-001W/B-13 | 3/9 Design control — primary reference Square D Co Electromagnetic Industries Div |
NSN 5950-01-157-1964 is a Transformer,current, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-157-1964 has 1 manufacturer part number on file: B4015122-02 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4015122-02: Overall Height: 4.660 INCHES MINIMUM AND 4.720 INCHES MAXIMUM IN; Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 7.970 INCHES MINIMUM AND 8.030 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 14 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.