The Torque Tube,nose Landing Gear, cataloged under National Stock Number 1620-01-435-1644, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-435-1644 |
| Primary Part Number | 1284809-101 |
| Item Name | Torque Tube,nose Landing Gear |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc |
| Status | ACTIVE |
| Overall Diameter | 2.338 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN |
| Material | STEEL |
| 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 |
|---|---|
| 1284809-101 | Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc (USA) |
| Reference | Meaning |
|---|---|
| 1284809 | D/9 Drawing number reference only Lockheed Corp |
| 1284809-101 | 3/2 Design control — primary reference U.S. Government activity |
| 1284809-101 | 5/9 Secondary reference Lockheed Corp |
NSN 1620-01-435-1644 is a Torque Tube,nose Landing Gear, manufactured by Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-435-1644 has 1 manufacturer part number on file: 1284809-101 (Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc).
Key specifications for 1284809-101: Overall Diameter: 2.338 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN; Overall Length: 19.140 INCHES NOMINAL IN; Material: STEEL. 2 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 1620-01-435-1644 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.