The Adapter,synchro, cataloged under National Stock Number 5990-00-889-8441, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Astronautics Corporation of America. The record lists 1 manufacturer part number 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.
| Item Name | Adapter,synchro |
| FSC / FSG | 5990 — Synchros and Resolvers (FSG 59) |
| Manufacturers | Astronautics Corporation of America (CAGE 10138) |
| Parameter | Value |
|---|---|
| NSN | 5990-00-889-8441 |
| Primary Part Number | 104259 |
| Item Name | Adapter,synchro |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 104259 PRIMARY | Astronautics Corporation of America (USA) |
NSN 5990-00-889-8441 is a Adapter,synchro, manufactured by Astronautics Corporation of America, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-889-8441 has 1 manufacturer part number on file: 104259 (Astronautics Corporation of America).
1 possible match (shared part number, not a government interchangeability claim): 5998-00-966-6405. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5990-00-889-8441 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.