The Lower Gearbox, cataloged under National Stock Number 1680-01-617-0784, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Lower Gearbox |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (CAGE 70974); Mpc Products Corporation Dba Woodward Mpc, Inc. (CAGE 19710) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-617-0784 |
| Primary Part Number | 2R43480211-1 |
| Item Name | Lower Gearbox |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| 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 | V |
| Part Number | Manufacturer |
|---|---|
| 2R43480211-1 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| 2R43480211-1 PRIMARY | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
NSN 1680-01-617-0784 is a Lower Gearbox, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-617-0784 has 2 manufacturer part numbers on file: 2R43480211-1 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 2R43480211-1 (Mpc Products Corporation Dba Woodward Mpc, Inc.).
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 1680-01-617-0784 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.