The Processor,digital Data, cataloged under National Stock Number 1680-01-505-1099, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-505-1099 |
| Primary Part Number | 263A990-5 |
| Item Name | Processor,digital Data |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Supplementary Features | NON APPROVED NAME USED TO ALLOW SUBMISSION OF NOMENCLATURE REQUEST (DD FORM 61) DO NOT CHANGE NAME |
| Criticality Code Justification | AGAV |
| 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 |
|---|---|
| 263A990-5 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 233A260-2 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 263A990-7 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 263A990-4 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 263A990-6 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 1680-01-505-1099 is a Processor,digital Data, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-505-1099 has 5 manufacturer part numbers on file: 263A990-5 (Lockheed Martin Corporation Div Rotary and Mission Systems), 233A260-2 (Lockheed Martin Corporation Div Rotary and Mission Systems), 263A990-7 (Lockheed Martin Corporation Div Rotary and Mission Systems), 263A990-4 (Lockheed Martin Corporation Div Rotary and Mission Systems), 263A990-6 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 263A990-5: Supplementary Features: NON APPROVED NAME USED TO ALLOW SUBMISSION OF NOMENCLATURE REQUEST (DD FORM 61) DO NOT CHANGE NAME; Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: PROCESSOR,ACOUSTIC; End Item Identification: MH-60R HELICOPTER. 2 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 1680-01-505-1099 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.