The Bell Crank, cataloged under National Stock Number 1680-01-649-2645, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company. Government technical data includes 8 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-649-2645 |
| Primary Part Number | 7-511517061-101 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 4.500 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 2.540 INCHES NOMINAL SECOND END IN |
| Bore Length | 1.562 INCHES NOMINAL IN |
| Style Designator | CLEVIS ENDS |
| Surface Treatment | PAINT |
| Slot Width | 0.625 INCHES NOMINAL FIRST END IN |
| Material | ALUMINUM ALLOY |
| Slot Length | 0.625 INCHES NOMINAL FIRST END IN |
| 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 |
|---|---|
| 7-511517061-101 PRIMARY | The Boeing Company (USA) |
NSN 1680-01-649-2645 is a Bell Crank, manufactured by The Boeing Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-649-2645 has 1 manufacturer part number on file: 7-511517061-101 (The Boeing Company).
Key specifications for 7-511517061-101: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 4.500 INCHES NOMINAL FIRST END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 2.540 INCHES NOMINAL SECOND END IN; Bore Length: 1.562 INCHES NOMINAL IN; Style Designator: CLEVIS ENDS. 8 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 1680-01-649-2645 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.