The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-164-8666, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Coil Specialty Company, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5950-01-164-8666 |
| Primary Part Number | CS9510 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Coil Specialty Company, Inc. |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Mounting Method | PLUG-IN SINGLE GROUP |
| Inductance Rating | 0.40 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 0.420 INCHES NOMINAL IN |
| Body Height | 0.468 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Winding Conductor Size | 0.01264 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT |
| Body Length | 0.420 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 25.0 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 |
|---|---|
| CS9510 | Coil Specialty Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SM-D-921128 | 5/9 Secondary reference U.S. Government activity |
| CF2CXX-34X | 5/9 Secondary reference Automatic Coil Corp |
| SM-D-921128 | 3/2 Design control — primary reference U.S. Government activity |
| SA1648-666 | 5/9 Secondary reference Aschbacher & Associates Inc |
NSN 5950-01-164-8666 is a Transformer,radio Frequency, manufactured by Coil Specialty Company, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-164-8666 has 1 manufacturer part number on file: CS9510 (Coil Specialty Company, Inc.).
Key specifications for CS9510: Inclosure Type: OPEN; Mounting Method: PLUG-IN SINGLE GROUP; Inductance Rating: 0.40 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT. 15 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.