The Bell Crank, cataloged under National Stock Number 3040-01-248-4739, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 7 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 | 3040-01-248-4739 |
| Primary Part Number | 68A451005-1005 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 2.497 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 7.800 INCHES NOMINAL SECOND END IN |
| End Hole/ball Diameter | 0.500 INCHES NOMINAL SECOND END IN |
| Bore Length | 1.788 INCHES NOMINAL IN |
| Style Designator | CLEVIS ENDS |
| Bore Diameter | 0.626 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 68A451005-1005 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 3040-01-248-4739 is a Bell Crank, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-248-4739 has 1 manufacturer part number on file: 68A451005-1005 (The Boeing Company Div Defense).
Key specifications for 68A451005-1005: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 2.497 INCHES NOMINAL FIRST END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 7.800 INCHES NOMINAL SECOND END IN; End Hole/ball Diameter: 0.500 INCHES NOMINAL SECOND END IN; Bore Length: 1.788 INCHES NOMINAL IN. 7 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 3040-01-248-4739 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.