The Plate,component Mounting,aircraf, cataloged under National Stock Number 2840-01-298-2646, 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 Rtx Corporation Div Pratt & Whitney. Government technical data includes 5 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.
| Parameter | Value |
|---|---|
| NSN | 2840-01-298-2646 |
| Primary Part Number | 4040521 |
| Item Name | Plate,component Mounting,aircraf |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS 4911 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Engine Section Location | COMPRESSOR |
| Material Thickness | 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Material | TITANIUM ALLOY OVERALL |
| 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 |
|---|---|
| 4040521 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 2840-01-298-2646 is a Plate,component Mounting,aircraf, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-298-2646 has 1 manufacturer part number on file: 4040521 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4040521: Criticality Code Justification: AGAV; Material Document and Classification: AMS 4911 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 2.750 INCHES MINIMUM AND 2.770 INCHES MAXIMUM IN; Overall Width: 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN. 5 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 2840-01-298-2646 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.