The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-373-2665, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Magnetics Group, Inc. Dba Ceramic Magnetics Div Ceramic Magnetics, Inc.. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5950-01-373-2665 |
| Primary Part Number | 207-0028-040 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | National Magnetics Group, Inc. Dba Ceramic Magnetics Div Ceramic Magnetics, Inc. |
| Status | ACTIVE |
| Inclosure Type | PARTIALLY INCLOSED |
| Precious Material | SILVER |
| Turn Quantity | 2 SINGLE COMPONENT SINGLE PRIMARY |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Conductor Size | 0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Features Provided | TINNED WIRE LEADS |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Precious Material and Location | TERMINALS SILVER |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG AND 2 WIRE LEAD |
| 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 |
|---|---|
| 207-0028-040 | National Magnetics Group, Inc. Dba Ceramic Magnetics Div Ceramic Magnetics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 207-0028-040 | 3/2 Design control — primary reference U.S. Government activity |
| B644-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-01-373-2665 is a Transformer,radio Frequency, manufactured by National Magnetics Group, Inc. Dba Ceramic Magnetics Div Ceramic Magnetics, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-373-2665 has 1 manufacturer part number on file: 207-0028-040 (National Magnetics Group, Inc. Dba Ceramic Magnetics Div Ceramic Magnetics, Inc.).
Key specifications for 207-0028-040: Inclosure Type: PARTIALLY INCLOSED; Precious Material: SILVER; Turn Quantity: 2 SINGLE COMPONENT SINGLE PRIMARY; Mounting Method: TERMINAL SINGLE GROUP. 13 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.