The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-00-757-9859, 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 General Electric Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-757-9859 |
| Primary Part Number | 5038M42P02 |
| Item Name | Seal,air,aircraft Gas Turbine En |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Stage Number | 2 |
| Engine Section Location | LOW PRESSURE TURBINE |
| 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 |
|---|---|
| 5038M42P02 | Metro Machine Works Inc (USA) |
| 5038M42P02 PRIMARY | General Electric Company (USA) |
| 5038M42P02 | Unison Engine Components Inc. (USA) |
| 5038M42P02 | Chromalloy San Diego Corp (USA) |
NSN 2840-00-757-9859 is a Seal,air,aircraft Gas Turbine En, manufactured by General Electric Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-757-9859 has 4 manufacturer part numbers on file: 5038M42P02 (Metro Machine Works Inc), 5038M42P02 (General Electric Company), 5038M42P02 (Unison Engine Components Inc.), 5038M42P02 (Chromalloy San Diego Corp).
Key specifications for 5038M42P02: Stage Number: 2; Engine Section Location: LOW PRESSURE TURBINE; Special Features: T.O. 2J-TF39-4;HONEYCOMBED SEGMENT; End Item Identification: TF-39 AIRCRAFT ENGINE. 2 specifications are 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 2840-00-757-9859 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.