The Dome Assembly Front, cataloged under National Stock Number 2840-01-558-3593, 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 C. F. Roark Welding & Engineering Company, Incorporated. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2840-01-558-3593 |
| Primary Part Number | 5019T26G04 |
| Item Name | Dome Assembly Front |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | C. F. Roark Welding & Engineering Company, Incorporated |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 5019T26G04 | C. F. Roark Welding & Engineering Company, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 5019T26G04 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-558-3593 is a Dome Assembly Front, manufactured by C. F. Roark Welding & Engineering Company, Incorporated, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-558-3593 has 1 manufacturer part number on file: 5019T26G04 (C. F. Roark Welding & Engineering Company, Incorporated).
Key specifications for 5019T26G04: Criticality Code Justification: AGAV; End Item Identification: J85-GE-21 ENGINE. 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 2840-01-558-3593 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.