The Coil,radio Frequency, cataloged under National Stock Number 5950-01-043-3539, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hytronics Corp.. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-043-3539 |
| Primary Part Number | VI-1903-1 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Hytronics Corp. |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 0.377 MICROHENRIES MINIMUM AND 0.553 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 0.397 INCHES MINIMUM AND 0.417 INCHES MAXIMUM IN |
| Body Height | 0.480 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Body Length | 0.397 INCHES MINIMUM AND 0.417 INCHES MAXIMUM IN |
| Winding Operating Current | 212.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 0.070 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 PIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5950-01-043-3539 is a Coil,radio Frequency, manufactured by Hytronics Corp., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-043-3539 has 2 manufacturer part numbers on file: VI-1903-1 (Hytronics Corp.), CS7966 (Coil Specialty Company, Inc.).
Key specifications for VI-1903-1: Overall Height: 0.650 INCHES MINIMUM AND 0.659 INCHES MAXIMUM IN; Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 0.377 MICROHENRIES MINIMUM AND 0.553 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING. 14 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.