The Filter Unit,fluid,pressure, cataloged under National Stock Number 4330-01-508-1011, 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 Corp Sub of Pall Corp Mectron Industries Div. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-508-1011 |
| Primary Part Number | AC8578-12Y2 |
| Item Name | Filter Unit,fluid,pressure |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div |
| Status | ACTIVE |
| Operating Pressure | 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Flow Type | FULL |
| Filtering Element Quantity | 1 |
| Element Reusability Feature | NONREUSABLE |
| Unit Type | SINGLE |
| Installation Design | FIXED |
| 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 |
|---|---|
| AC8578-12Y2 PRIMARY | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA) |
| 1549397 | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 1549397 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 1744321 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4330-01-508-1011 is a Filter Unit,fluid,pressure, manufactured by Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-508-1011 has 2 manufacturer part numbers on file: AC8578-12Y2 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div), 1549397 (Bae Systems Land & Armaments L.p.).
Key specifications for AC8578-12Y2: Operating Pressure: 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Flow Type: FULL; Filtering Element Quantity: 1; Element Reusability Feature: NONREUSABLE. 6 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.