The Transformer,power, cataloged under National Stock Number 5950-01-178-2617, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Schneider Electric Usa, Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-178-2617 |
| Primary Part Number | 250SV1B |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Schneider Electric Usa, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | FLANGE AND SLOT SINGLE GROUP |
| Body Width | 4.063 INCHES NOMINAL IN |
| Body Height | 4.500 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 250.0 VOLT-AMPERE SINGLE COMPONENT |
| Winding Function and Quantity | 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Body Length | 6.531 INCHES NOMINAL IN |
| Winding Operating Current | 1.04 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY |
| Winding Operating Current | 520.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT ALL PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.563 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 120.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Winding Operating Voltage | 240.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Terminal Type and Quantity | 8 TAB, SOLDER LUG |
| Mounting Slot Width | 0.188 INCHES NOMINAL 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 | X |
| Part Number | Manufacturer |
|---|---|
| 250SV1B PRIMARY | Schneider Electric Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 250SV1B | 3/9 Design control — primary reference Square D Co Sorgel Mfg Plant |
NSN 5950-01-178-2617 is a Transformer,power, manufactured by Schneider Electric Usa, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-178-2617 has 1 manufacturer part number on file: 250SV1B (Schneider Electric Usa, Inc.).
Key specifications for 250SV1B: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: FLANGE AND SLOT SINGLE GROUP. 18 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.