The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-928-5649, 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. Dba Harris Corp Div Harris Defense Communications. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 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 | 5950-00-928-5649 |
| Primary Part Number | 391-3811 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.201 INCHES NOMINAL IN |
| Mounting Method | CLIP SINGLE GROUP |
| Inductance Rating | 1.27 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Inductance Rating | 2.20 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Length | 3.000 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.27 MEGAHERTZ MINIMUM AND 2.2 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 4 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 |
NSN 5950-00-928-5649 is a Transformer,radio Frequency, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-928-5649 has 2 manufacturer part numbers on file: 391-3811 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications), 2599-5 (American Trans-Coil Corp).
3 possible matches (shared part number, not a government interchangeability claim): 5930-01-287-3327, 6650-01-375-8179, 6515-01-473-0938. Verify interchangeability with system specifications before substitution.
Key specifications for 391-3811: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.201 INCHES NOMINAL IN; Mounting Method: CLIP SINGLE GROUP; Inductance Rating: 1.27 MICROHENRIES NOMINAL 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.