The Lever,tri-Arm,assembly, cataloged under National Stock Number 1680-01-166-7233, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 3 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 | 1680-01-166-7233 |
| Primary Part Number | L5243020-001 |
| Item Name | Lever,tri-Arm,assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ACCESSORY EQUIPMENT |
| General Characteristics Item Description | CONSISTS OF 1 LEVER;2 MS27641-4 BEARING;1 MS27640-4 BEARING;1 BUSHING;1SPACER;4 MS21209F1-20 INSERTS |
| Functional Description | YAW CONTROL-YF550 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L5243020-001 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 1680-01-166-7233 is a Lever,tri-Arm,assembly, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-166-7233 has 1 manufacturer part number on file: L5243020-001 (The Boeing Company Div Legacy Am&m).
Key specifications for L5243020-001: FSC Application Data: AIRCRAFT ACCESSORY EQUIPMENT; General Characteristics Item Description: CONSISTS OF 1 LEVER;2 MS27641-4 BEARING;1 MS27640-4 BEARING;1 BUSHING;1SPACER;4 MS21209F1-20 INSERTS; Functional Description: YAW CONTROL-YF550; End Item Identification: B-1B AIRCRAFT. 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.
NSN 1680-01-166-7233 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.