The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-058-6557, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-058-6557 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Overall Diameter | 0.360 INCHES NOMINAL IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT |
| Features Provided | TINNED WIRE LEADS |
| Maximum Operating Temp | 125.0 CELSIUS DEGC |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 250.0 KILOHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 3 PIN |
| Hazardous Locations/environmental Protection | SALT SPRAY RESISTANT AND VIBRATION RESISTANT |
| 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 |
|---|---|
| ST-255 | 5/9 Secondary reference Rf Micro Devices, Inc. |
| ST-255-L2 | 5/9 Secondary reference Rf Micro Devices, Inc. |
| 7531326P0010 | 3/9 Design control — primary reference U.S. Government activity |
| 7531326P10 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-058-6557 is a Transformer,radio Frequency, classified under FSC 5950, Coils and Transformers. Status: active.
Key specifications for 5950-01-058-6557: Inclosure Type: FULLY INCLOSED; Overall Diameter: 0.360 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP; Overall Length: 0.275 INCHES MAXIMUM IN. 11 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.