The Transformer,power, cataloged under National Stock Number 5950-00-239-2985, 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 20 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-239-2985 |
| Primary Part Number | TW62668 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika |
| Status | ACTIVE |
| Mounting Facility Quantity | 3 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 3.500 INCHES NOMINAL IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Criticality Code Justification | FEAT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 100.0 CELSIUS DEGC |
| Body Length | 2.500 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Current | 12.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Winding Operating Voltage | 113.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 38.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 6 SOLDER STUD |
| Thread Series Designator | UNF SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4T649 | Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA) |
| TW62668 PRIMARY | Magnetika (USA) |
| PEI 7771 | Precision Electronics, Inc (USA) |
| 41549 | Coast/advanced Chip Magnetics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 55-107362-1 | 7/2 Vendor item drawing reference General Dynamics Mission Systems, Inc. |
| 55-107362-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-239-2985 is a Transformer,power, manufactured by Magnetika, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-239-2985 has 4 manufacturer part numbers on file: 4T649 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc), TW62668 (Magnetika), PEI 7771 (Precision Electronics, Inc), 41549 (Coast/advanced Chip Magnetics, Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5340-00-263-1210, 6930-00-394-0234, 2510-00-512-1677. Verify interchangeability with system specifications before substitution.
Key specifications for TW62668: Mounting Facility Quantity: 3 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 3.500 INCHES NOMINAL IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 20 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.