The Bell Crank, cataloged under National Stock Number 3040-00-040-2610, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Am General Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-040-2610 |
| Primary Part Number | 8330947 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 1.500 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 1.780 INCHES NOMINAL SECOND END IN |
| End Hole/ball Diameter | 0.125 INCHES NOMINAL SECOND END IN |
| End Hole/ball Diameter | 0.316 INCHES NOMINAL FIRST END IN |
| Bore Length | 0.680 INCHES NOMINAL IN |
| Style Designator | FLAT, RAISED FACE PIVOT HOLE, ONE OR MORE HOLES BOTH ARMS |
| Bore Diameter | 0.320 INCHES NOMINAL IN |
| 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 |
|---|---|
| 8330947 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 808332 | D/9 Drawing number reference only Jeep Corp |
| 8330947 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 8330947 | 5/9 Secondary reference L and E Machine Experimental Lab Inc |
| 808333 | 5/9 Secondary reference Am General Llc |
| 805631 | D/9 Drawing number reference only Jeep Corp |
NSN 3040-00-040-2610 is a Bell Crank, manufactured by Am General Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-040-2610 has 1 manufacturer part number on file: 8330947 (Am General Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5310-00-081-8087, 1325-01-349-5800, 4820-01-422-7168. Verify interchangeability with system specifications before substitution.
Key specifications for 8330947: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 1.500 INCHES NOMINAL FIRST END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 1.780 INCHES NOMINAL SECOND END IN; End Hole/ball Diameter: 0.125 INCHES NOMINAL SECOND END IN; End Hole/ball Diameter: 0.316 INCHES NOMINAL FIRST END IN. 8 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.