The Transformer,power, cataloged under National Stock Number 5950-01-281-6293, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetika. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-281-6293 |
| Primary Part Number | TW71498 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | BRACKET(S) SINGLE GROUP |
| Winding Function and Quantity | 2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.164 INCHES SINGLE GROUP IN |
| Winding Operating Current | 2.25 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Current | 0.62 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Current | 10.5 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Current | 5.75 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 118.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY |
| Winding Operating Voltage | 14.65 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 15.70 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 31.45 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Voltage | 9.80 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Terminal Type and Quantity | 18 SOLDER STUD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| 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 |
|---|---|
| TW71498 | Magnetika (USA) |
| Reference | Meaning |
|---|---|
| 151-414-0001 | 3/2 Design control — primary reference U.S. Government activity |
| 151-4414-0001 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-281-6293 is a Transformer,power, manufactured by Magnetika, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-281-6293 has 1 manufacturer part number on file: TW71498 (Magnetika).
Key specifications for TW71498: Overall Height: 2.870 INCHES NOMINAL IN; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 21 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.