The Reactor, cataloged under National Stock Number 5950-00-646-0769, 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 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5950-00-646-0769 |
| Primary Part Number | C2928-53 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 2.00 HENRY NOMINAL SINGLE COMPONENT ALL WINDING |
| Body Width | 2.250 INCHES NOMINAL IN |
| Body Height | 5.000 INCHES NOMINAL IN |
| Nominal Thread Size | 0.164 INCHES SINGLE GROUP IN |
| Body Length | 2.625 INCHES NOMINAL IN |
| Winding Operating Current | 170.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND WINDING |
| Winding Operating Current | 180.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 60.000 SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 2 SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG |
| 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 |
|---|---|
| 21015 | Freed Transformer Co (USA) |
| C2928-53 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| C2928-53 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| C2928-53 | 5/9 Secondary reference Scomill Inc |
NSN 5950-00-646-0769 is a Reactor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-646-0769 has 2 manufacturer part numbers on file: 21015 (Freed Transformer Co), C2928-53 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for C2928-53: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED STUD(S) SINGLE GROUP. 20 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.