The Computer,engine, cataloged under National Stock Number 6620-01-561-6853, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Computer,engine |
| FSC / FSG | 6620 — Engine Instruments (FSG 66) |
| Manufacturers | General Electric Company (CAGE 07482); Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030) |
| Parameter | Value |
|---|---|
| NSN | 6620-01-561-6853 |
| Primary Part Number | 822440-2-028 |
| Item Name | Computer,engine |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2125M75P05 | General Electric Company (USA) |
| 822440-2-028 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 822440-2-027 | 5/9 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
| 2125M75P01 | 5/9 Secondary reference General Electric Company |
| 2125M75P02 | 5/9 Secondary reference General Electric Company |
| 822440-2-018 | 5/9 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 6620-01-561-6853 is a Computer,engine, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-561-6853 has 2 manufacturer part numbers on file: 2125M75P05 (General Electric Company), 822440-2-028 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
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 6620-01-561-6853 has DEMIL Code C. 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.