The Filter Element,fluid, cataloged under National Stock Number 4330-01-089-9843, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Pall Aeropower Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4330-01-089-9843 |
| Primary Part Number | AC-7681F-12Y12 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| Filtration Rating in Microns | 20.0 NOMINAL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AC-7681F-12Y12 PRIMARY | Pall Aeropower Corporation (USA) |
| A51P9050 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51P9050-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51P9050-3 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51P9050-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 4330-01-089-9843 is a Filter Element,fluid, manufactured by Pall Aeropower Corporation, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-089-9843 has 2 manufacturer part numbers on file: AC-7681F-12Y12 (Pall Aeropower Corporation), A51P9050 (Northrop Grumman Systems Corporation).
Key specifications for AC-7681F-12Y12: Filtration Rating in Microns: 20.0 NOMINAL; Media for Which Designed: FUEL/OIL, HYDROCARBON. 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.
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.