The Bell Crank, cataloged under National Stock Number 1680-01-420-9534, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Johnson Manufacturing, Inc. Dba Johnson Manufacturing. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-420-9534 |
| Primary Part Number | 2-73881-11 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Johnson Manufacturing, Inc. Dba Johnson Manufacturing |
| Status | ACTIVE |
| Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball | 2.580 INCHES NOMINAL FIRST END IN |
| End Hole/ball Diameter | 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST END IN |
| Slot Width | 0.540 INCHES NOMINAL FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 2-73881-11 | Johnson Manufacturing, Inc. Dba Johnson Manufacturing (USA) |
| 2-73881-11 | International Precision, Inc (USA) |
| 2-73881-11 | Northwest Machining & Mfg., Inc. Dba Northwest Machining & Manufacturing Inc (USA) |
| 2-73881-11 | G. S. E. Dynamics, Inc. Dba Gse Dynamics (USA) |
| 2-73881-11 | Armstrong Mold Corporation Dba Armstrong Mold Corp (USA) |
| 2-73881-11 | Danko Arlington, Inc. Dba Danko Arlington Inc (USA) |
| 2-73881-11 | Essner Manufacturing Lp (USA) |
| 2-73881-11 | Design/ol, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2-73881-11 | 3/2 Design control — primary reference U.S. Government activity |
| 2-73881-11 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-420-9534 is a Bell Crank, manufactured by Johnson Manufacturing, Inc. Dba Johnson Manufacturing, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-420-9534 has 8 manufacturer part numbers on file: 2-73881-11 (Johnson Manufacturing, Inc. Dba Johnson Manufacturing), 2-73881-11 (International Precision, Inc), 2-73881-11 (Northwest Machining & Mfg., Inc. Dba Northwest Machining & Manufacturing Inc), 2-73881-11 (G. S. E. Dynamics, Inc. Dba Gse Dynamics), 2-73881-11 (Armstrong Mold Corporation Dba Armstrong Mold Corp) and 3 more.
Key specifications for 2-73881-11: Center to Center Distance Between Fulcrum and Arm End Hole/slot/ball: 2.580 INCHES NOMINAL FIRST END IN; End Hole/ball Diameter: 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST END IN; Slot Width: 0.540 INCHES NOMINAL FIRST END IN; Part Name Assigned by Controlling Agency: MANUFACTURERS SUGGESTED NAME - CRANK - PEDAL BRAKE OPERATING, STUDENTS AND INSTRUCTORS. 3 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.