The Gearbox Assembly,aircraft, cataloged under National Stock Number 1680-01-198-4835, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Transdigm Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-198-4835 |
| Primary Part Number | C81140-5 |
| Item Name | Gearbox Assembly,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Transdigm Inc |
| Status | ACTIVE |
| Aircraft Mission Design Series | F-16C/D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C81140-5 PRIMARY | Transdigm Inc (USA) |
| Reference | Meaning |
|---|---|
| 16VP109-3 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1680-01-198-4835 is a Gearbox Assembly,aircraft, manufactured by Transdigm Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-198-4835 has 1 manufacturer part number on file: C81140-5 (Transdigm Inc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-560-3228. Verify interchangeability with system specifications before substitution.
Key specifications for C81140-5: Special Features: C/O 1 RACK ASSY,1 SUPPORT ASSY;EFFECTIVITY 5C 0178 0178, 5C 0180 0180, 5C 0182 0182, 5C 0188 0188, 5C 0190 0190, 5C 0192 0192, 5C 0194 0194; Aircraft Mission Design Series: F-16C/D. 1 specification is 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 1680-01-198-4835 has DEMIL Code D. 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.