The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-344-4637, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Tern Technology, Inc.. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-344-4637 |
| Primary Part Number | 10139129-101 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Tern Technology, Inc. |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Turn Quantity | 70 SINGLE COMPONENT SINGLE PRIMARY |
| Turn Quantity | 42 SINGLE COMPONENT FIRST SECONDARY |
| Turn Quantity | 52 SINGLE COMPONENT SECOND SECONDARY |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 2.00 MILLIHENRIES MINIMUM AND 3.75 MILLIHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Body Height | 1.100 INCHES MAXIMUM IN |
| Winding Conductor Size | 0.02257 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Winding Conductor Size | 0.02846 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL SECONDARY IN |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Maximum Operating Temp | 60.0 CELSIUS DEGC |
| Body Length | 1.240 INCHES NOMINAL IN |
| Rating Method | WINDING TURNS SINGLE COMPONENT ALL SECONDARY |
| Rating Method | ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 40.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 8 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 |
|---|---|
| 10139129-101 PRIMARY | Tern Technology, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1996PC | 5/9 Secondary reference Pacific Coil Co |
NSN 5950-01-344-4637 is a Transformer,radio Frequency, manufactured by Tern Technology, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-344-4637 has 1 manufacturer part number on file: 10139129-101 (Tern Technology, Inc.).
Key specifications for 10139129-101: Inclosure Type: FULLY INCLOSED; Turn Quantity: 70 SINGLE COMPONENT SINGLE PRIMARY; Turn Quantity: 42 SINGLE COMPONENT FIRST SECONDARY; Turn Quantity: 52 SINGLE COMPONENT SECOND SECONDARY. 19 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.