The Reactor, cataloged under National Stock Number 5950-01-038-1637, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-038-1637 |
| Primary Part Number | 857-2428 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Body Outside Diameter | 0.531 INCHES NOMINAL IN |
| Turn Quantity | 51 SINGLE COMPONENT SINGLE WINDING |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 25.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Length | 0.219 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 1.0 MEGAHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 3 WIRE LEAD |
| Inductance Type | FIXED |
| 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 |
|---|---|
| 857-2428 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 857-2428 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5950-01-038-1637 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 5950-01-038-1637 has 1 manufacturer part number on file: 857-2428 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-701-8090. Verify interchangeability with system specifications before substitution.
Key specifications for 857-2428: Inclosure Type: OPEN; Body Outside Diameter: 0.531 INCHES NOMINAL IN; Turn Quantity: 51 SINGLE COMPONENT SINGLE WINDING; Mounting Method: TERMINAL SINGLE GROUP. 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.