The Reactor, cataloged under National Stock Number 5950-00-477-2311, 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. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-477-2311 |
| Primary Part Number | 7118877 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 1.310 INCHES NOMINAL IN |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 75.00 MICROHENRIES NOMINAL SINGLE COMPONENT ALL WINDING |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Body Length | 0.660 INCHES MAXIMUM IN |
| Winding Operating Current | 1.3 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 0.050 SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 2 SINGLE COMPONENT |
| Frequency Rating | 20.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Terminal Type and Quantity | 4 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 |
|---|---|
| 7118877 | Magnetika (USA) |
| 16797 | Robert M. Hadley Company, Inc. (USA) |
| 7118877 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 7118877 | 3/9 Design control — primary reference Litton Systems Inc Guidance and Control Systems Div |
| 7118877 | 5/9 Secondary reference A.e.york, Llc |
| 261T20 | 5/9 Secondary reference A.e.york, Llc |
NSN 5950-00-477-2311 is a Reactor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-477-2311 has 3 manufacturer part numbers on file: 7118877 (Magnetika), 16797 (Robert M. Hadley Company, Inc.), 7118877 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
3 possible matches (shared part number, not a government interchangeability claim): 3020-00-707-1242, 2530-01-083-1055, 6515-01-591-3583. Verify interchangeability with system specifications before substitution.
Key specifications for 7118877: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 1.310 INCHES NOMINAL IN; Mounting Method: THREADED 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.