The Bell Crank, cataloged under National Stock Number 3040-01-168-4851, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-168-4851 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 0.375 INCHES NOMINAL SECOND END IN |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 0.375 INCHES NOMINAL FIRST END IN |
| End Hole/ball Diameter | 0.199 INCHES NOMINAL SECOND END IN |
| FSC Application Data | SEAT,AIRCRAFT |
| Bore Length | 0.310 INCHES NOMINAL IN |
| Style Designator | CLEVIS ENDS |
| Bore Diameter | 0.328 INCHES MINIMUM AND 0.335 INCHES MAXIMUM 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 | F |
| Reference | Meaning |
|---|---|
| 75A800113-2001 | 3/9 Design control — primary reference Br Machine Parts Inc |
| 75A800113-2001 | C/1 Advisory reference — outside the item-of-supply concept Lindsay Water Conditioning an Independently Owned and Operated Business |
| 75A800113-2001 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 3040-01-168-4851 is a Bell Crank, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-168-4851: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 0.375 INCHES NOMINAL SECOND END IN; Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 0.375 INCHES NOMINAL FIRST END IN; End Hole/ball Diameter: 0.199 INCHES NOMINAL SECOND END IN; FSC Application Data: SEAT,AIRCRAFT. 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.