The Transformer Assembly, cataloged under National Stock Number 5950-00-469-3093, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetika Inc Div Magnetika/phillipsburg Location. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-469-3093 |
| Primary Part Number | T-4021 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika Inc Div Magnetika/phillipsburg Location |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.812 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Criticality Code Justification | FEAT |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Reliability Indicator | NOT ESTABLISHED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.750 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| T-4021 | Magnetika Inc Div Magnetika/phillipsburg Location (USA) |
| 40522 | Coast/advanced Chip Magnetics, Inc. (USA) |
| K6641 | Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA) |
| 5T848 | Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA) |
| 6316 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 169071 | 5/9 Secondary reference Voltampere Corp |
| AE 9979 | 5/9 Secondary reference U.S. Government activity |
| 8608W15P001 | 3/2 Design control — primary reference U.S. Government activity |
| T-4021 | 5/9 Secondary reference Opt Industries Inc Div of Electronika Inc |
NSN 5950-00-469-3093 is a Transformer Assembly, manufactured by Magnetika Inc Div Magnetika/phillipsburg Location, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-469-3093 has 5 manufacturer part numbers on file: T-4021 (Magnetika Inc Div Magnetika/phillipsburg Location), 40522 (Coast/advanced Chip Magnetics, Inc.), K6641 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), 5T848 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc), 6316 (Precision Electronics, Inc).
4 possible matches (shared part number, not a government interchangeability claim): 5940-00-846-0071, 4410-01-183-2179, 4730-01-346-9043. Verify interchangeability with system specifications before substitution.
Key specifications for T-4021: Overall Height: 1.190 INCHES NOMINAL IN; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.812 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN. 9 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.