The Hook-Uplock,right, cataloged under National Stock Number 1620-00-004-9879, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hook-Uplock,right |
| FSC / FSG | 1620 — Aircraft Landing Gear Components (FSG 16) |
| Manufacturers | Goodrich Corporation Div Advanced Structures Landing Systems (CAGE 13002); Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (CAGE 70974); Northrop Grumman Systems Corporation (CAGE 79RG9); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934) |
| Parameter | Value |
|---|---|
| NSN | 1620-00-004-9879 |
| Primary Part Number | 2578128 |
| Item Name | Hook-Uplock,right |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 2578128 | Goodrich Corporation Div Advanced Structures Landing Systems (USA) |
| 2578128 | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| 2578128 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 2578128 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 2578128 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| 2578128 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 1620-00-004-9879 is a Hook-Uplock,right, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-00-004-9879 has 4 manufacturer part numbers on file: 2578128 (Goodrich Corporation Div Advanced Structures Landing Systems), 2578128 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 2578128 (Northrop Grumman Systems Corporation), 2578128 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
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 1620-00-004-9879 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.