The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-648-0674, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-648-0674 |
| Primary Part Number | F38051-1 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | OPEN |
| Body Outside Diameter | 0.630 INCHES NOMINAL IN |
| Turn Quantity | 2 1/2 SINGLE COMPONENT SINGLE PRIMARY |
| Turn Quantity | 4 1/2 SINGLE COMPONENT SINGLE SECONDARY |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 0.26 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Inductance Rating | 4.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Conductor Size | 0.04030 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Mounting Hole Diameter | 0.140 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.094 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.950 INCHES NOMINAL IN |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG |
| 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 |
|---|---|
| F38051-1 PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 47589 | 5/2 Secondary reference U.S. Government activity |
| 47589 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-648-0674 is a Transformer,radio Frequency, manufactured by L3harris Technologies, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-648-0674 has 1 manufacturer part number on file: F38051-1 (L3harris Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-261-1705. Verify interchangeability with system specifications before substitution.
Key specifications for F38051-1: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: OPEN; Body Outside Diameter: 0.630 INCHES NOMINAL IN; Turn Quantity: 2 1/2 SINGLE COMPONENT SINGLE PRIMARY. 15 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.