The Bell Crank, cataloged under National Stock Number 3040-00-497-6680, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Fmc Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-497-6680 |
| Primary Part Number | 2587952 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Fmc Corp |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM FIRST END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM SECOND END IN |
| End Hole/ball Diameter | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM FIRST END IN |
| End Hole/ball Diameter | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM SECOND END IN |
| Surface Treatment | CADMIUM |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2587952 PRIMARY | Fmc Corp (USA) |
| Reference | Meaning |
|---|---|
| 2587952 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3040-00-497-6680 is a Bell Crank, manufactured by Fmc Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-497-6680 has 1 manufacturer part number on file: 2587952 (Fmc Corp).
Key specifications for 2587952: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM FIRST END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM SECOND END IN; End Hole/ball Diameter: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM FIRST END IN; End Hole/ball Diameter: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM SECOND END IN. 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.
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.