NSN 1680-01-569-3101 · NIIN 015693101 · Part number 350HN4423
Vertex Modernization and Sustainment Llc · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 072E5
Government record, cited
NSN 1680-01-569-3101 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-569-3101. Manufacturer of record part number: 350HN4423.
Also searched as1680-01-569-3101 ·
1680015693101 ·
NIIN 015693101 ·
01-569-3101 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 072E5 · 350HN4423
Accessory Components and Quantity: DUCT 1;FITTING 1
Material: ALUMINUM ALLOY AND CARBON
1 manufacturer part number on file
Manufacturer of record: Vertex Modernization and Sustainment Llc
Identification
NSN: 1680-01-569-3101
NIIN: 015693101
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 350HN4423
Manufacturer: Vertex Modernization and Sustainment Llc
General Description
The Transition Duct Assy, cataloged under National Stock Number 1680-01-569-3101, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 2 specifications, 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
Parameter
Value
NSN
1680-01-569-3101
Primary Part Number
350HN4423
Item Name
Transition Duct Assy
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144
CUSHION,SEAT BACK,AIRCRAFT
1680-00-001-1401
1680-00-001-1401 · Item name not on file
1680-00-001-1402
1680-00-001-1402 · Item name not on file
1680-00-001-1403
1680-00-001-1403 · Item name not on file
1680-00-001-1404
COVER,INERTIA REEL
1680-00-001-1730
SHIELD,THERMAL RADI
1680-00-001-1731
LEVER,REMOTE CONTROL
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
Frequently Asked Questions
What is NSN 1680-01-569-3101?
NSN 1680-01-569-3101 is a Transition Duct Assy, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-569-3101?
NSN 1680-01-569-3101 has 1 manufacturer part number on file: 350HN4423 (Vertex Modernization and Sustainment Llc).
What are the specifications of 350HN4423?
Key specifications for 350HN4423: Overall Height: 4.200 INCHES NOMINAL IN; Overall Length: 13.780 INCHES NOMINAL IN; Overall Width: 4.140 INCHES NOMINAL IN; Accessory Components and Quantity: DUCT 1;FITTING 1. 2 specifications are documented in the U.S. Government catalog.
Is NSN 1680-01-569-3101 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 1680-01-569-3101?
NSN 1680-01-569-3101 has DEMIL Code D. 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.