The Reactor, cataloged under National Stock Number 5950-00-781-9581, 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. Div Aerospace - Torrance. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Reactor |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210); Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto (CAGE 07217) |
| Parameter | Value |
|---|---|
| NSN | 5950-00-781-9581 |
| Primary Part Number | 39143-32 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| 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 |
|---|---|
| 39143-32 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 39143-32 | Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto (CAN) |
| Reference | Meaning |
|---|---|
| 39143-32 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 5950-00-781-9581 is a Reactor, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-781-9581 has 2 manufacturer part numbers on file: 39143-32 (Honeywell International Inc. Div Aerospace - Torrance), 39143-32 (Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto).
2 possible matches (shared part number, not a government interchangeability claim): 6150-01-149-1585, 4720-01-601-2306. Verify interchangeability with system specifications before substitution.
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.