The Bell Crank, cataloged under National Stock Number 1680-00-443-2425, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-443-2425 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4F54195-105B | 5/9 Secondary reference U.S. Government activity |
| 4F54195-105A | 5/9 Secondary reference U.S. Government activity |
| 4F54195-105B | 5/9 Secondary reference Cpi Aerostructures Inc |
| 4F54195-105B | 3/2 Design control — primary reference U.S. Government activity |
| 4F54195-105B | 5/9 Secondary reference Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
| 4F54195-105B | 5/9 Secondary reference Thomas Instrument, Incorporated |
| 4F54195-105B | 5/9 Secondary reference Aero Components, Llc |
NSN 1680-00-443-2425 is a Bell Crank, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-00-443-2425: Special Features: NEXT HIGHER ASSEMBLY IS UPPER HINGE MECHANISM,PRESSURE DOOR; End Item Identification: C-5 ACFT; Material: ALUMINUM ALLOY. 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.
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.