The Gearbox Assembly,aircraft, cataloged under National Stock Number 1680-00-620-7496, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-620-7496 |
| Item Name | Gearbox Assembly,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 10-945-3 | 5/1 Secondary reference U.S. Government activity |
| 1919R6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-00-620-7496 is a Gearbox Assembly,aircraft, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5935-01-044-9621, 4720-01-632-9447. Verify interchangeability with system specifications before substitution.
Key specifications for 1680-00-620-7496: Special Features: T.O. 6A1-2-4-4; Part Name Assigned by Controlling Agency: MANUFACTURERS SUGGESTED NAME - ACTUATOR, BOOM EXTENSION; End Item Identification: KC-135. 0 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 1680-00-620-7496 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.