The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-189-9801, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-189-9801 |
| Primary Part Number | 51A467 |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | OPEN |
| Turn Quantity | 82 SINGLE COMPONENT SINGLE PRIMARY |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 55.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Adjustment Device Drive Type | SLOTTED SCREW SINGLE COMPONENT |
| Body Width | 1.000 INCHES NOMINAL IN |
| Body Height | 1.000 INCHES NOMINAL IN |
| Adjustment Method and Quantity | 1 ADJUSTABLE CAPACITOR SINGLE COMPONENT |
| Mounting Hole Diameter | 0.138 INCHES NOMINAL SINGLE GROUP IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY SINGLE COMPONENT |
| Body Length | 2.000 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 2.5 MEGAHERTZ MINIMUM AND 3.2 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| 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 |
|---|---|
| 51A467 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 4847 | 5/9 Secondary reference U.S. Government activity |
| SC-C-23903-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5950-00-189-9801 is a Transformer,radio Frequency, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-189-9801 has 1 manufacturer part number on file: 51A467 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
6 possible matches (shared part number, not a government interchangeability claim): 3110-00-195-1066, 5950-00-798-5731, 5120-01-073-6239. Verify interchangeability with system specifications before substitution.
Key specifications for 51A467: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: OPEN; Turn Quantity: 82 SINGLE COMPONENT SINGLE PRIMARY; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 17 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.