The Computer,warning,ground Proximit, cataloged under National Stock Number 6340-01-503-2713, 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 Dba Northrop Grumman Systems Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Computer,warning,ground Proximit |
| FSC / FSG | 6340 — Aircraft Alarm and Signal Systems (FSG 63) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481) |
| Parameter | Value |
|---|---|
| NSN | 6340-01-503-2713 |
| Primary Part Number | 859510-0503 |
| Item Name | Computer,warning,ground Proximit |
| FSC / FSG | 6340 / 63 — Aircraft Alarm and Signal Systems |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 859510-0503 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 859510-0501 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 859510-16 | 3/1 Design control — primary reference Kester Inc |
| 859510-14 | 3/1 Design control — primary reference Kester Inc |
| CPU-166A/A | 5/1 Secondary reference Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc |
| 859510-13 | 3/1 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 859510-15 | 3/1 Design control — primary reference Kester Inc |
NSN 6340-01-503-2713 is a Computer,warning,ground Proximit, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6340, Aircraft Alarm and Signal Systems. Status: active.
NSN 6340-01-503-2713 has 2 manufacturer part numbers on file: 859510-0503 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 859510-0501 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
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 6340-01-503-2713 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.