The Filter Element,fluid, cataloged under National Stock Number 4330-01-252-7578, 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 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-252-7578 |
| Primary Part Number | 21888-4-40 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div |
| Status | ACTIVE |
| Filtering Media Design | SINTERED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 0.160 INCHES NOMINAL IN |
| Body Overall Length | 1.046 INCHES NOMINAL IN |
| Filtration Rating in Microns | 40.0 NOMINAL |
| Flow Direction | OUTSIDE IN |
| Design Type | REUSABLE |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 550.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 0.140 INCHES NOMINAL IN |
| Differential Pressure | ERR-060 |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| 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 |
|---|---|
| 21888-4-40 PRIMARY | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA) |
NSN 4330-01-252-7578 is a Filter Element,fluid, 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 4330-01-252-7578 has 1 manufacturer part number on file: 21888-4-40 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div).
Key specifications for 21888-4-40: Filtering Media Design: SINTERED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 0.160 INCHES NOMINAL IN; Body Overall Length: 1.046 INCHES NOMINAL IN; Filtration Rating in Microns: 40.0 NOMINAL. 11 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.