The Coil,radio Frequency, cataloged under National Stock Number 5950-01-400-3579, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Phoenix Microsystems Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-400-3579 |
| Primary Part Number | 21-00004 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Phoenix Microsystems Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Quality Factor | 55 MINIMUM SINGLE COMPONENT SINGLE WINDING |
| Body Outside Diameter | 0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 680.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Length | 0.375 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN |
| Winding Operating Current | 113.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | UNABLE TO DECODE |
| DC Resistance Rating in Ohms | 9.400 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Core Construction | POWDERED SINGLE COMPONENT |
| Terminal Type and Quantity | 2 WIRE LEAD |
| 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 |
|---|---|
| 21-00004 PRIMARY | Phoenix Microsystems Inc (USA) |
| TPF0410-681K | T D K Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| TPF410-681K | C/1 Advisory reference — outside the item-of-supply concept Tdk Electronics Corp |
NSN 5950-01-400-3579 is a Coil,radio Frequency, manufactured by Phoenix Microsystems Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-400-3579 has 2 manufacturer part numbers on file: 21-00004 (Phoenix Microsystems Inc), TPF0410-681K (T D K Electronics Corp).
Key specifications for 21-00004: Inclosure Type: FULLY INCLOSED; Quality Factor: 55 MINIMUM SINGLE COMPONENT SINGLE WINDING; Body Outside Diameter: 0.147 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP. 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.