The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-081-6235, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leonardo S.p.a. Div Electronics. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-081-6235 |
| Primary Part Number | 837553-1 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Leonardo S.p.a. Div Electronics |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | OPEN |
| Turn Quantity | 4 SINGLE COMPONENT FIRST WINDING |
| Turn Quantity | 6 SINGLE COMPONENT SECOND WINDING |
| Turn Quantity | 6 SINGLE COMPONENT THIRD WINDING |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Winding Conductor Size | 0.01264 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING IN |
| Mounting Hole Diameter | 0.166 INCHES NOMINAL SINGLE GROUP IN |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT |
| Maximum Operating Temp | 170.0 CELSIUS DEGC |
| Rating Method | WINDING TURNS SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 6 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 |
|---|---|
| 837553-1 | Leonardo S.p.a. Div Electronics (ITA) |
| Reference | Meaning |
|---|---|
| 837553-1 | 3/2 Design control — primary reference U.S. Government activity |
| 837553-1 | 5/9 Secondary reference Fiar Fabbrica Italiana Apparecchiature Radioelettriche Spa |
NSN 5950-01-081-6235 is a Transformer,radio Frequency, manufactured by Leonardo S.p.a. Div Electronics, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-081-6235 has 1 manufacturer part number on file: 837553-1 (Leonardo S.p.a. Div Electronics).
Key specifications for 837553-1: Overall Height: 4.570 INCHES MAXIMUM IN; Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: OPEN; Turn Quantity: 4 SINGLE COMPONENT FIRST WINDING. 14 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.