The Filter Element,fluid, cataloged under National Stock Number 4330-00-593-0155, 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 Aqw Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-00-593-0155 |
| Primary Part Number | SP1259 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Aqw Inc |
| Status | ACTIVE |
| Filtering Media Design | CORRUGATED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 3.750 INCHES NOMINAL IN |
| Body Overall Length | 6.000 INCHES NOMINAL IN |
| Flow Direction | OUTSIDE IN |
| Design Type | REUSABLE |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 2.188 INCHES NOMINAL IN |
| Filtering System for Which Designed | FULL FLOW |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | METAL 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 |
|---|---|
| SP1259 PRIMARY | Aqw Inc (USA) |
| AC9227F1640 PRIMARY | Pall Aeropower Corporation (USA) |
| 8490920012 | Rolls-Royce Solutions Gmbh (DEU) |
| AC9227-1640 | Pall Gmbh (DEU) |
| 34075800 PRIMARY | Precision Manufacturing Services Inc (USA) |
| AC9227F1640 | Pall Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| GEN35612-5PC9 | 5/9 Secondary reference General Electric Company |
| FW-0758 | 5/9 Secondary reference Cincinnati Fab Well Inc |
| 4330PL0826580 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4330-00-593-0155 is a Filter Element,fluid, manufactured by Aqw Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-593-0155 has 6 manufacturer part numbers on file: SP1259 (Aqw Inc), AC9227F1640 (Pall Aeropower Corporation), 8490920012 (Rolls-Royce Solutions Gmbh), AC9227-1640 (Pall Gmbh), 34075800 (Precision Manufacturing Services Inc) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-609-1295. Verify interchangeability with system specifications before substitution.
Key specifications for SP1259: Filtering Media Design: CORRUGATED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 3.750 INCHES NOMINAL IN; Body Overall Length: 6.000 INCHES NOMINAL IN; Flow Direction: OUTSIDE IN. 10 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.