The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-646-4107, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-646-4107 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Mounting Method | THREADED BUSHING SINGLE GROUP |
| Inductance Rating | 4.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Inductance Rating | 5.20 MICROHENRIES NOMINAL AND 9.80 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 1.000 INCHES NOMINAL IN |
| Body Height | 1.188 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.250 INCHES SINGLE GROUP IN |
| Body Length | 1.969 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 7.9 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Thread Quantity Per Inch | 20 SINGLE GROUP |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| 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 |
| Reference | Meaning |
|---|---|
| A340 | 3/9 Design control — primary reference U.S. Government activity |
| 00606296003208 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-646-4107 is a Transformer,radio Frequency, classified under FSC 5950, Coils and Transformers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5999-00-793-0259, 3040-01-252-8444, 4730-01-322-0494. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-00-646-4107: Inclosure Type: OPEN; Mounting Method: THREADED BUSHING SINGLE GROUP; Inductance Rating: 4.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Inductance Rating: 5.20 MICROHENRIES NOMINAL AND 9.80 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY. 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.