The Shield,heat,aircraft Gas Turbine, cataloged under National Stock Number 2840-01-234-2759, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Ducommun Aerostructures New York, Inc. Dba Ducommun Aerostructures New York Inc Div Ducommun Aerostructures. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-234-2759 |
| Primary Part Number | K677701-51 |
| Item Name | Shield,heat,aircraft Gas Turbine |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Ducommun Aerostructures New York, Inc. Dba Ducommun Aerostructures New York Inc Div Ducommun Aerostructures |
| Status | ACTIVE |
| Material | TITANIUM ALLOY CONE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K677701-51 | Ducommun Aerostructures New York, Inc. Dba Ducommun Aerostructures New York Inc Div Ducommun Aerostructures (USA) |
| Reference | Meaning |
|---|---|
| K677701-51 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-234-2759 is a Shield,heat,aircraft Gas Turbine, manufactured by Ducommun Aerostructures New York, Inc. Dba Ducommun Aerostructures New York Inc Div Ducommun Aerostructures, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-234-2759 has 1 manufacturer part number on file: K677701-51 (Ducommun Aerostructures New York, Inc. Dba Ducommun Aerostructures New York Inc Div Ducommun Aerostructures).
Key specifications for K677701-51: Material: TITANIUM ALLOY CONE. 1 specification is documented in the U.S. Government catalog.
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 2840-01-234-2759 has DEMIL Code Q. 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.