The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-229-8653, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Viking Technologies, Ltd.. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-229-8653 |
| Primary Part Number | E172REV0 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Viking Technologies, Ltd. |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | OPEN |
| Turn Quantity | 353 SINGLE COMPONENT SINGLE PRIMARY |
| Turn Quantity | 54 SINGLE COMPONENT SINGLE SECONDARY |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 1.328 INCHES NOMINAL IN |
| Body Height | 1.562 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CAPACITOR SINGLE COMPONENT |
| Winding Conductor Size | 0.00280 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN |
| Winding Conductor Size | 0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL SINGLE GROUP IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 2.344 INCHES NOMINAL IN |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 1.3 MEGAHERTZ MINIMUM AND 2.8 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 4 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 |
|---|---|
| E172REV0 PRIMARY | Viking Technologies, Ltd. (USA) |
| Reference | Meaning |
|---|---|
| SA54F | 5/9 Secondary reference Dar Electronics Inc Commercial Products Div Dba National Radio Co |
| 47321 | 5/2 Secondary reference U.S. Government activity |
| E172REV0 | 5/9 Secondary reference Dar Electronics Inc Commercial Products Div Dba National Radio Co |
NSN 5950-00-229-8653 is a Transformer,radio Frequency, manufactured by Viking Technologies, Ltd., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-229-8653 has 1 manufacturer part number on file: E172REV0 (Viking Technologies, Ltd.).
6 possible matches (shared part number, not a government interchangeability claim): 2990-00-328-9009, 4820-00-798-9134, 5305-00-833-3622. Verify interchangeability with system specifications before substitution.
Key specifications for E172REV0: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: OPEN; Turn Quantity: 353 SINGLE COMPONENT SINGLE PRIMARY; Turn Quantity: 54 SINGLE COMPONENT SINGLE SECONDARY. 21 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.