The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-101-2657, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Coast/advanced Chip Magnetics, Inc.. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-101-2657 |
| Primary Part Number | 43218-2 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Coast/advanced Chip Magnetics, Inc. |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Turn Quantity | 3-1/4 SINGLE COMPONENT SINGLE PRIMARY |
| Turn Quantity | 3/4 SINGLE COMPONENT SINGLE SECONDARY |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 0.11 MICROHENRIES MINIMUM AND 0.12 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 0.380 INCHES MAXIMUM IN |
| Body Height | 0.345 INCHES MAXIMUM IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Winding Conductor Size | 0.02010 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Features Provided | RIGHT HAND WOUND COIL |
| Body Length | 0.380 INCHES MAXIMUM IN |
| Rating Method | ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 25.0 MEGAHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 5 PIN |
| 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 |
|---|---|
| 43218-2 | Coast/advanced Chip Magnetics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SM-C-963569-2 | 5/9 Secondary reference Valcore Manufacturing Llc |
| SM-C-963569-2 | 5/9 Secondary reference U.S. Government activity |
| SM-C-963569-2 | 5/9 Secondary reference Valcore Manufacturing Llc Dba Use CAGE Code 04ye2 for Cataloging |
| SM-C-963569-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5950-01-101-2657 is a Transformer,radio Frequency, manufactured by Coast/advanced Chip Magnetics, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-101-2657 has 1 manufacturer part number on file: 43218-2 (Coast/advanced Chip Magnetics, Inc.).
Key specifications for 43218-2: Overall Height: 0.455 INCHES NOMINAL IN; Inclosure Type: OPEN; Turn Quantity: 3-1/4 SINGLE COMPONENT SINGLE PRIMARY; Turn Quantity: 3/4 SINGLE COMPONENT SINGLE SECONDARY. 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.