The Bell Crank, cataloged under National Stock Number 1680-00-966-6795, 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 Div Defense. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-966-6795 |
| Primary Part Number | 53-42055-1 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 2.560 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 6.320 INCHES NOMINAL SECOND END IN |
| End Hole/ball Diameter | 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM FIRST END IN |
| End Hole/ball Diameter | 0.375 INCHES NOMINAL SECOND END IN |
| Bore Length | 1.000 INCHES NOMINAL IN |
| Style Designator | CLEVIS ENDS |
| Surface Treatment | CADMIUM |
| Bore Diameter | 0.874 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53-42055-1 | Camnetics Manufacturing Corporation (USA) |
| 53-42055-1 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 1680-00-966-6795 is a Bell Crank, manufactured by The Boeing Company Div Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-966-6795 has 2 manufacturer part numbers on file: 53-42055-1 (Camnetics Manufacturing Corporation), 53-42055-1 (The Boeing Company Div Defense).
Key specifications for 53-42055-1: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 2.560 INCHES NOMINAL FIRST END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 6.320 INCHES NOMINAL SECOND END IN; End Hole/ball Diameter: 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM FIRST END IN; End Hole/ball Diameter: 0.375 INCHES NOMINAL SECOND END IN. 9 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 1680-00-966-6795 has DEMIL Code Q. 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.