The Arm Assy,down Lock, cataloged under National Stock Number 1620-00-807-9674, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Arm Assy,down Lock |
| FSC / FSG | 1620 — Aircraft Landing Gear Components (FSG 16) |
| Parameter | Value |
|---|---|
| NSN | 1620-00-807-9674 |
| Item Name | Arm Assy,down Lock |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 801419-1 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation |
| 801419-1 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 801419-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1620-00-807-9674 is a Arm Assy,down Lock, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-184-8264, 5915-01-407-8555. Verify interchangeability with system specifications before substitution.
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.