The Coil,radio Frequency, cataloged under National Stock Number 5950-01-311-4745, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Sippican, Inc. Div Communication Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-311-4745 |
| Primary Part Number | 2938G-3 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Sippican, Inc. Div Communication Division |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Quality Factor | 4 MINIMUM SINGLE COMPONENT SINGLE WINDING |
| Overall Diameter | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 7.80 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Maximum Operating Temp | 125.0 CELSIUS DEGC |
| Winding Operating Current | 2.5 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 0.050 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 |
|---|---|
| 2938G-3 PRIMARY | Lockheed Martin Sippican, Inc. Div Communication Division (USA) |
| Reference | Meaning |
|---|---|
| J-12646 | 5/9 Secondary reference Struthers-Dunn Inc. |
NSN 5950-01-311-4745 is a Coil,radio Frequency, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-311-4745 has 1 manufacturer part number on file: 2938G-3 (Lockheed Martin Sippican, Inc. Div Communication Division).
Key specifications for 2938G-3: Inclosure Type: FULLY INCLOSED; Quality Factor: 4 MINIMUM SINGLE COMPONENT SINGLE WINDING; Overall Diameter: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; 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.