The Alarm,engine Overtemperature, cataloged under National Stock Number 6340-00-138-7203, is classified within Federal Supply Class 6340 (Aircraft Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6340-00-138-7203 |
| Primary Part Number | A51J11000-1 |
| Item Name | Alarm,engine Overtemperature |
| FSC / FSG | 6340 / 63 — Aircraft Alarm and Signal Systems |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | SOLID STATE,CHASSIS MTD,P/N MS1511/51FB01P1 CONNECTORRECEPTACLE TERMINATION |
| 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 |
|---|---|
| A51J11000-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51J11000-1 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51J11000-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 6340-00-138-7203 is a Alarm,engine Overtemperature, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6340, Aircraft Alarm and Signal Systems. Status: active.
NSN 6340-00-138-7203 has 1 manufacturer part number on file: A51J11000-1 (Northrop Grumman Systems Corporation).
Key specifications for A51J11000-1: General Characteristics Item Description: SOLID STATE,CHASSIS MTD,P/N MS1511/51FB01P1 CONNECTORRECEPTACLE TERMINATION. 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 6340-00-138-7203 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.