The Bell Crank, cataloged under National Stock Number 1680-01-421-0983, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is International Precision, Inc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-421-0983 |
| Primary Part Number | 2-73881-12 |
| Item Name | Bell Crank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | International Precision, Inc |
| 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 |
|---|---|
| 2-73881-12 | International Precision, Inc (USA) |
| 2-73881-12 | Northrop Grumman Systems Corporation (USA) |
| 2-73881-12 | Danko Arlington, Inc. Dba Danko Arlington Inc (USA) |
| 2-73881-12 | Northwest Machining & Mfg., Inc. Dba Northwest Machining & Manufacturing Inc (USA) |
| 2-73881-12 | Johnson Manufacturing, Inc. Dba Johnson Manufacturing (USA) |
| 2-73881-12 | G. S. E. Dynamics, Inc. Dba Gse Dynamics (USA) |
| 2-73881-12 | Armstrong Mold Corporation Dba Armstrong Mold Corp (USA) |
| 2-73881-12 | Design/ol, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2-73881-12 | 5/9 Secondary reference U.S. Government activity |
| 2-73881-12 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 2-73881-12 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 2-73881-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-421-0983 is a Bell Crank, manufactured by International Precision, Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-421-0983 has 8 manufacturer part numbers on file: 2-73881-12 (International Precision, Inc), 2-73881-12 (Northrop Grumman Systems Corporation), 2-73881-12 (Danko Arlington, Inc. Dba Danko Arlington Inc), 2-73881-12 (Northwest Machining & Mfg., Inc. Dba Northwest Machining & Manufacturing Inc), 2-73881-12 (Johnson Manufacturing, Inc. Dba Johnson Manufacturing) and 3 more.
Key specifications for 2-73881-12: 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 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.