The Filter,fluid, cataloged under National Stock Number 4330-01-390-5985, 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 Industrial Hydraulics Corp. Government technical data includes 20 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 | 4330-01-390-5985 |
| Primary Part Number | HZ9660K24-DPUBST |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Industrial Hydraulics Corp |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Filtration Rating in Microns | 3.0 NOMINAL |
| Distance Between Mounting Hole Centers | 3.875 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN |
| Mounting Facility Nominal Thread Size | 0.500 INCHES IN |
| Drop Pressure | ERR-060 |
| Design Type | LIMITED |
| Body Outside Diameter | 5.200 INCHES NOMINAL IN |
| Body Height | 26.220 INCHES NOMINAL IN |
| First Intake Connection Type | UNTHREADED INTERNAL TUBE TOP |
| Style Designator | BODY AND COVER ASSY (BOLTED FLANGE) |
| Filtering Element Quantity | 1 |
| Filtering System for Which Designed | BY-PASS FLOW |
| First Intake Nominal Inside Diameter | 1.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Differential Pressure | ERR-060 |
| Surface Treatment | OXIDE BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Mounting Facility Thread Series Designator | UNS |
| Material | STEEL BODY |
| Mounting Type | THREADED HOLE TOP |
| 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 |
|---|---|
| HZ9660K24-DPUBST PRIMARY | Pall Industrial Hydraulics Corp (USA) |
NSN 4330-01-390-5985 is a Filter,fluid, manufactured by Pall Industrial Hydraulics Corp, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-390-5985 has 1 manufacturer part number on file: HZ9660K24-DPUBST (Pall Industrial Hydraulics Corp).
Key specifications for HZ9660K24-DPUBST: Mounting Hole Quantity: 4; Filtration Rating in Microns: 3.0 NOMINAL; Distance Between Mounting Hole Centers: 3.875 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN; Mounting Facility Nominal Thread Size: 0.500 INCHES IN. 20 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.