The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-683-7008, 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 Corporation Div Rms - Mitchel Field. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-683-7008 |
| Primary Part Number | 421338 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Body Outside Diameter | 1.000 INCHES MAXIMUM IN |
| Turn Quantity | 1250 SINGLE COMPONENT SINGLE PRIMARY |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 10.00 MILLIHENRIES MINIMUM AND 15.00 MILLIHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Adjustment Method and Quantity | 1 ADJUSTABLE CORE SINGLE COMPONENT |
| Winding Conductor Size | 0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY SINGLE COMPONENT |
| Body Length | 1.062 INCHES MAXIMUM IN |
| Rating Method | ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 100.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 3 SOLDER STUD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5950-00-683-7008 is a Transformer,radio Frequency, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-683-7008 has 2 manufacturer part numbers on file: 421338 (Lockheed Martin Corporation Div Rms - Mitchel Field), PEI 1821 (Precision Electronics, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-274-5761, 5920-01-501-5593. Verify interchangeability with system specifications before substitution.
Key specifications for 421338: Inclosure Type: OPEN; Body Outside Diameter: 1.000 INCHES MAXIMUM IN; Turn Quantity: 1250 SINGLE COMPONENT SINGLE PRIMARY; 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.
NSN 5950-00-683-7008 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.