The Reactor, cataloged under National Stock Number 5950-01-178-8458, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5950-01-178-8458 |
| Primary Part Number | 4045298-1 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.750 INCHES MAXIMUM IN |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 18.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 155.0 CELSIUS DEGC |
| Body Length | 0.500 INCHES MAXIMUM IN |
| Winding Operating Current | 0.01 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 6.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 100.0 KILOHERTZ MINIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 2 PIN |
| 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 |
|---|---|
| 43949-1 | Coast/advanced Chip Magnetics, Inc. (USA) |
| 14638-1 | Magnespec Inc (USA) |
| 4045298-1 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
| PR-H-737-1 | Payne Magnetics, Inc. (USA) |
| H-737-1 | Payne Magnetics, Inc. (USA) |
NSN 5950-01-178-8458 is a Reactor, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-178-8458 has 5 manufacturer part numbers on file: 43949-1 (Coast/advanced Chip Magnetics, Inc.), 14638-1 (Magnespec Inc), 4045298-1 (Honeywell International Inc. Dba Honeywell International), PR-H-737-1 (Payne Magnetics, Inc.), H-737-1 (Payne Magnetics, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-248-0796. Verify interchangeability with system specifications before substitution.
Key specifications for 4045298-1: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.750 INCHES MAXIMUM 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.