The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-157-0611, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-157-0611 |
| Primary Part Number | 0325-3193 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Turn Quantity | 4-1/2 SINGLE COMPONENT SINGLE PRIMARY INPUT |
| Turn Quantity | 4-1/2 SINGLE COMPONENT SINGLE PRIMARY OUTPUT |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 0.85 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT |
| 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, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY INPUT |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 25.5 MEGAHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 3 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 |
|---|---|
| 0325-3193 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
NSN 5950-01-157-0611 is a Transformer,radio Frequency, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-157-0611 has 1 manufacturer part number on file: 0325-3193 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
Key specifications for 0325-3193: Inclosure Type: OPEN; Turn Quantity: 4-1/2 SINGLE COMPONENT SINGLE PRIMARY INPUT; Turn Quantity: 4-1/2 SINGLE COMPONENT SINGLE PRIMARY OUTPUT; Mounting Method: TERMINAL SINGLE GROUP. 13 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.