The Crank Assembly, cataloged under National Stock Number 1620-01-186-1589, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1620-01-186-1589 |
| Primary Part Number | 74A450930-1002 |
| Item Name | Crank Assembly |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | 15-5PH CRES PER AMS 5659 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 74A450930-1002 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450930-1002 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| 74A450930-1002 | Hdi Landing Gear Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 10153761 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 1620-01-186-1589 is a Crank Assembly, manufactured by The Boeing Company Div Defense, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-186-1589 has 3 manufacturer part numbers on file: 74A450930-1002 (The Boeing Company Div Defense), 74A450930-1002 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division), 74A450930-1002 (Hdi Landing Gear Usa Inc).
Key specifications for 74A450930-1002: General Characteristics Item Description: 15-5PH CRES PER AMS 5659; End Item Identification: AIRCRAFT MODEL F-18. 1 specification is 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 1620-01-186-1589 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.