The Coil,radio Frequency, cataloged under National Stock Number 5950-00-256-7559, 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 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-256-7559 |
| Primary Part Number | 51A459 |
| Item Name | Coil,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 | 2 SINGLE GROUP |
| Turn Quantity | 25 SINGLE COMPONENT SINGLE WINDING |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 12.60 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 1.000 INCHES NOMINAL IN |
| Body Height | 1.688 INCHES NOMINAL IN |
| Winding Conductor Size | 0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL SINGLE GROUP IN |
| Coil Form Type | HOLLOW SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.562 INCHES NOMINAL IN |
| Terminal Type and Quantity | 2 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 |
NSN 5950-00-256-7559 is a Coil,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 5950-00-256-7559 has 2 manufacturer part numbers on file: 52A459 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 51A459 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 51A459: Mounting Facility Quantity: 2 SINGLE GROUP; Turn Quantity: 25 SINGLE COMPONENT SINGLE WINDING; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Inductance Rating: 12.60 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING. 12 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.