The Transformer,power, cataloged under National Stock Number 5950-00-348-3801, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-00-348-3801 |
| Primary Part Number | 4010238-1 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Transformer Winding Connection Type | WYE-OPEN DELTA AND WYE-WYE |
| Mounting Facility Quantity | 4 ALL GROUPINGS |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.428 INCHES MINIMUM AND 2.448 INCHES MAXIMUM ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE AND THREE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED HOLE(S) FIRST GROUP |
| Mounting Method | UNTHREADED HOLE(S) SECOND GROUP |
| Body Height | 1.420 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.148 INCHES MINIMUM AND 0.165 INCHES MAXIMUM SECOND GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 7 SECONDARY SINGLE COMPONENT |
| Features Provided | W/RECTIFIER AND COLOR CODED LEAD |
| Nominal Thread Size | 0.138 INCHES FIRST GROUP IN |
| Maximum Operating Temp | 155.0 CELSIUS DEGC |
| Winding Operating Current | 5.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Current | 130.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Current | 230.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN |
| Test Data Document | 07187-4010238 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Winding Operating Voltage | 26.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Voltage | 36.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Voltage | 10.50 DC VOLTS NOMINAL AND 26.20 DC VOLTS NOMINAL AND 33.00 DC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 115.00 AC VOLTS MINIMUM AND 201.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 74.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Terminal Type and Quantity | 31 WIRE LEAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5950-00-348-3801 is a Transformer,power, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-348-3801 has 2 manufacturer part numbers on file: WE2555 (Magnetika Inc), 4010238-1 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 4010238-1: Transformer Winding Connection Type: WYE-OPEN DELTA AND WYE-WYE; Mounting Facility Quantity: 4 ALL GROUPINGS; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.428 INCHES MINIMUM AND 2.448 INCHES MAXIMUM ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN. 27 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 5950-00-348-3801 has DEMIL Code Q. 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.