The Bell Crank, cataloged under National Stock Number 1680-00-707-1589, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Raytheon Company. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-707-1589 |
| Primary Part Number | 8-42949-3 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 2.210 INCHES NOMINAL FIRST END IN |
| End Hole/ball Diameter | 0.8437 INCHES NOMINAL FIRST END IN |
| Bore Length | 1.312 INCHES NOMINAL IN |
| Bore Diameter | 0.500 INCHES NOMINAL IN |
| Material | MAGNESIUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8-42949-3 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 8-42949-3 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
NSN 1680-00-707-1589 is a Bell Crank, manufactured by Raytheon Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-707-1589 has 1 manufacturer part number on file: 8-42949-3 (Raytheon Company).
Key specifications for 8-42949-3: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 2.210 INCHES NOMINAL FIRST END IN; End Hole/ball Diameter: 0.8437 INCHES NOMINAL FIRST END IN; Bore Length: 1.312 INCHES NOMINAL IN; Bore Diameter: 0.500 INCHES NOMINAL IN. 5 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 1680-00-707-1589 has DEMIL Code B. 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.