The Bell Crank, cataloged under National Stock Number 3040-00-421-7737, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Bell Crank |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 79RG9); Capy Machine Shop Inc. Dba Capy Machine Shop Inc (CAGE 0BVP9) |
| Parameter | Value |
|---|---|
| NSN | 3040-00-421-7737 |
| Primary Part Number | 1128AMM40702-1 |
| Item Name | Bell Crank |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1128AMM40702-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 1128AMM40702-1 | Capy Machine Shop Inc. Dba Capy Machine Shop Inc (USA) |
| Reference | Meaning |
|---|---|
| 1128AMM40702-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 3040-00-421-7737 is a Bell Crank, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-421-7737 has 2 manufacturer part numbers on file: 1128AMM40702-1 (Northrop Grumman Systems Corporation), 1128AMM40702-1 (Capy Machine Shop Inc. Dba Capy Machine Shop Inc).
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.