The Reactor, cataloged under National Stock Number 5950-00-803-3310, 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. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-803-3310 |
| Primary Part Number | 1851556 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 700.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 0.688 INCHES NOMINAL IN |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Length | 1.281 INCHES NOMINAL IN |
| Winding Operating Current | 25.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 58.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 2 TURRET |
| Inductance Type | FIXED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| 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 |
|---|---|
| 1851556 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| AL959 | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| AL959 | 5/9 Secondary reference U.S. Government activity |
| 1851556 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5950-00-803-3310 is a Reactor, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-803-3310 has 2 manufacturer part numbers on file: 1851556 (Northrop Grumman Systems Corporation), AL959 (Magnetika Inc).
Key specifications for 1851556: Overall Height: 1.922 INCHES NOMINAL IN; Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 19 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.