FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Cover Assembly, cataloged under National Stock Number 5990-00-758-4231, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Cover Assembly
FSC / FSG
5990 — Synchros and Resolvers (FSG 59)
Technical Specifications
Parameter
Value
NSN
5990-00-758-4231
Item Name
Cover Assembly
FSC / FSG
5990 / 59 — Synchros and Resolvers
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
1488188-1
3/2Design control — primary reference
U.S. Government activity
1488188-1
5/9Secondary reference
Honeywell Intl Inc Defense Avionics Systems
No interchangeability data on file.
Other items in FSC 5990 — Synchros and Resolvers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5990-00-001-1764
SYNCHRO,DIFFERENTIAL TRANSMITTER
5990-00-001-1765
SYNCHRO,TRANSMITTER
5990-00-001-1766
SYNCHRO,CONTROL TRANSFORMER
5990-00-001-4570
5990-00-001-4570 · Item name not on file
5990-00-001-5956
5990-00-001-5956 · Item name not on file
5990-00-001-7588
SYNCHRO,TRANSMITTER
5990-00-003-0177
5990-00-003-0177 · Item name not on file
5990-00-003-0569
RESOLVER,ELECTRICAL
Frequently Asked Questions
What is NSN 5990-00-758-4231?
NSN 5990-00-758-4231 is a Cover Assembly, classified under FSC 5990, Synchros and Resolvers. Status: active.
Is NSN 5990-00-758-4231 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.