The Pen Processor and B, cataloged under National Stock Number 1265-01-020-2829, is classified within Federal Supply Class 1265 (Fire Control Transmitting and Receiving Equipment, Except Airborne) of the Fire Control Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Pen Processor and B |
| FSC / FSG | 1265 — Fire Control Transmitting and Receiving Equipment, Except Airborne (FSG 12) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481) |
| Parameter | Value |
|---|---|
| NSN | 1265-01-020-2829 |
| Primary Part Number | 586166-100 |
| Item Name | Pen Processor and B |
| FSC / FSG | 1265 / 12 — Fire Control Transmitting and Receiving Equipment, Except Airborne |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 586166-100 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 586166-100 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 1265-01-020-2829 is a Pen Processor and B, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 1265, Fire Control Transmitting and Receiving Equipment, Except Airborne. Status: active.
NSN 1265-01-020-2829 has 1 manufacturer part number on file: 586166-100 (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 1265-01-020-2829 has DEMIL Code B. 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.