PartsTable TECHNICAL DATA SHEET
NSN 1680-00-083-4387Government record, cited

Cover, Flap Gearbox1680-00-083-4387

NSN 1680-00-083-4387 · NIIN 000834387 · Part number 584320
Heligear Acquisition Co. Dba Northstar Aerospace, Inc. · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 22907
Government record, cited
NSN 1680-00-083-4387 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-083-4387. Manufacturer of record part number: 584320.
Also searched as  1680-00-083-4387 · 1680000834387 · NIIN 000834387 · 00-083-4387 · FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 22907 · 584320
Nearby stock numbers  ·
Features
  • Cover,flap Gearbox — FSC 1680
  • General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-601,ALLOY 356.0,T6; ANODIZE,MIL-A-8625,TY 1
  • 1 manufacturer part number on file
  • Manufacturer of record: Heligear Acquisition Co. Dba Northstar Aerospace, Inc.
Identification
  • NSN: 1680-00-083-4387
  • NIIN: 000834387
  • FSC: 1680 — Miscellaneous Aircraft Accessories and Components
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: 584320
  • Manufacturer: Heligear Acquisition Co. Dba Northstar Aerospace, Inc.
General Description

The Cover,flap Gearbox, cataloged under National Stock Number 1680-00-083-4387, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Heligear Acquisition Co. Dba Northstar Aerospace, Inc.. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-00-083-4387
Primary Part Number584320
Item NameCover,flap Gearbox
FSC / FSG1680 / 16 — Miscellaneous Aircraft Accessories and Components
ManufacturerHeligear Acquisition Co. Dba Northstar Aerospace, Inc.
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY,QQ-A-601,ALLOY 356.0,T6; ANODIZE,MIL-A-8625,TY 1
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
584320 PRIMARY Heligear Acquisition Co. Dba Northstar Aerospace, Inc. (USA)
No interchangeability data on file.
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
1680-00-003-3721
1680-00-003-3721 · Item name not on file
1680-00-009-3782
PISTON,EJECTOR,INNER
1680-00-009-6180
1680-00-009-6180 · Item name not on file
1680-00-475-0002
TIP,RUBBER CONTROL
1680-00-696-6170
ADAPTER,SCREW END A
1680-00-867-7158
COVER,GEARCASE
1680-00-885-0923
KNOB ASSY,LANDING G

Frequently Asked Questions

What is NSN 1680-00-083-4387?

NSN 1680-00-083-4387 is a Cover,flap Gearbox, manufactured by Heligear Acquisition Co. Dba Northstar Aerospace, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.

What part numbers are listed for NSN 1680-00-083-4387?

NSN 1680-00-083-4387 has 1 manufacturer part number on file: 584320 (Heligear Acquisition Co. Dba Northstar Aerospace, Inc.).

What are the specifications of 584320?

Key specifications for 584320: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-601,ALLOY 356.0,T6; ANODIZE,MIL-A-8625,TY 1. 1 specification is documented in the U.S. Government catalog.

Is NSN 1680-00-083-4387 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.

What is the DEMIL code for NSN 1680-00-083-4387?

NSN 1680-00-083-4387 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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.
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