The Guard,down-Lock,landing Gear, cataloged under National Stock Number 1620-00-396-8564, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-00-396-8564 |
| Item Name | Guard,down-Lock,landing Gear |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUMINUM SHEET AN-A-13 COND T,IRREGULAR SHAPE,4.531 IN. APPROX O/A H,6.062 IN. APPOX O/A LG,5.374 IN. O/A W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4331782 | 5/9 Secondary reference The Boeing Company |
| 4331782 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1620-00-396-8564 is a Guard,down-Lock,landing Gear, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
Key specifications for 1620-00-396-8564: General Characteristics Item Description: MATL ALUMINUM SHEET AN-A-13 COND T,IRREGULAR SHAPE,4.531 IN. APPROX O/A H,6.062 IN. APPOX O/A LG,5.374 IN. O/A W IN. 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 1620-00-396-8564 has DEMIL Code B. 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.