The Bell Crank, cataloged under National Stock Number 1680-00-397-1237, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Regal Air, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1680-00-397-1237 |
| Primary Part Number | 0660114-5 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Regal Air, Inc. |
| Status | ACTIVE |
| Bore Length | 5.234 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN |
| Counterbore Depth | 0.656 INCHES NOMINAL IN |
| Counterbore Diameter | 0.562 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE |
| Bore Diameter | 0.522 INCHES NOMINAL 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 |
|---|---|
| 0660114-5 PRIMARY | Regal Air, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 0660114-5 | 5/9 Secondary reference Cessna Aircraft Company Dba Textron Aviation |
NSN 1680-00-397-1237 is a Bell Crank, manufactured by Regal Air, Inc., classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-397-1237 has 1 manufacturer part number on file: 0660114-5 (Regal Air, Inc.).
Key specifications for 0660114-5: Bore Length: 5.234 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN; Counterbore Depth: 0.656 INCHES NOMINAL IN; Counterbore Diameter: 0.562 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN; Surface Treatment: PHOSPHATE. 6 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 1680-00-397-1237 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.