The Seat,relief Valve, cataloged under National Stock Number 2840-00-761-9652, 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 Essex Industries, Inc. Dba Essex Industries. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Seat,relief Valve |
| FSC / FSG | 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components (FSG 28) |
| Manufacturers | Essex Industries, Inc. Dba Essex Industries (CAGE 55469) |
| Parameter | Value |
|---|---|
| NSN | 2840-00-761-9652 |
| Primary Part Number | A-5497 |
| Item Name | Seat,relief Valve |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Essex Industries, Inc. Dba Essex Industries |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| A-5497 PRIMARY | Essex Industries, Inc. Dba Essex Industries (USA) |
NSN 2840-00-761-9652 is a Seat,relief Valve, manufactured by Essex Industries, Inc. Dba Essex Industries, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-761-9652 has 1 manufacturer part number on file: A-5497 (Essex Industries, Inc. Dba Essex Industries).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.