The Panel,hydraulic Accumulator, cataloged under National Stock Number 1680-01-373-3299, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-373-3299 |
| Primary Part Number | DAA3122A628-021 |
| Item Name | Panel,hydraulic Accumulator |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| FSC Application Data | SERVICING PANEL - HYD ACCUMULATOR SYS 3,SYS 4,APU |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| DAA3122A628-021 | Symetrics Industries, Llc Dba Extant Aerospace Div Symetrics Industries Dba Extant Aerospace (USA) |
| DAA3122A628-021 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| DAA3122A628-021 | 5/9 Secondary reference U.S. Government activity |
| DAA3122A628-021 | 5/9 Secondary reference Rural Route 2, Llc Dba NSN Solutions |
| DAA3122A628-021 | 5/9 Secondary reference Wyvern Technologies Div Wyvern Technologies, Inc. |
NSN 1680-01-373-3299 is a Panel,hydraulic Accumulator, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-373-3299 has 2 manufacturer part numbers on file: DAA3122A628-021 (Symetrics Industries, Llc Dba Extant Aerospace Div Symetrics Industries Dba Extant Aerospace), DAA3122A628-021 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for DAA3122A628-021: FSC Application Data: SERVICING PANEL - HYD ACCUMULATOR SYS 3,SYS 4,APU; Criticality Code Justification: FEAT; Special Features: HARDNESS CRITICAL ITEM; End Item Identification: PACER SPECIAL. 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 1680-01-373-3299 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.