The Bell Crank, cataloged under National Stock Number 3040-00-245-8253, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. 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 | 3040-00-245-8253 |
| Primary Part Number | 10236087-2 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 3.047 INCHES NOMINAL ALL ENDS IN |
| End Hole/ball Diameter | 0.187 INCHES MINIMUM AND 0.193 INCHES MAXIMUM ALL ENDS IN |
| Style Designator | FLAT, OFFSET BOTH ARMS |
| Material Document and Classification | MIL-S-18729, COND A MIL SPEC SINGLE MATERIAL RESPONSE |
| Fulcrum Bore Shape | SQUARE |
| Bore Diameter | 0.562 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 |
|---|---|
| 10236087-2 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 3040-00-245-8253 is a Bell Crank, manufactured by Us Army Aviation and Missile Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-245-8253 has 1 manufacturer part number on file: 10236087-2 (Us Army Aviation and Missile Command).
Key specifications for 10236087-2: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 3.047 INCHES NOMINAL ALL ENDS IN; End Hole/ball Diameter: 0.187 INCHES MINIMUM AND 0.193 INCHES MAXIMUM ALL ENDS IN; Style Designator: FLAT, OFFSET BOTH ARMS; Material Document and Classification: MIL-S-18729, COND A MIL SPEC SINGLE MATERIAL RESPONSE. 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.
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.